Physics equations/27-Wave Optics/Q:interference/Testbank

Testbank

pe27interference D

1. Two narrow slits are separated by 0.9 mm. The 14-th fringe appears 85 mm from the center of the diffraction pattern, and the screen is 9.5 m from the slits. What is the wavelength?

a) 5.75E+02 nm
b) 6.54E+02 nm
c) 7.43E+02 nm
d) 8.44E+02 nm
e) 9.59E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.59m and y= 0.69m. A microphone is placed at x=4.9m and y=3.8m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=7.6. If the wavelength is 0.47m, what is the amplitude when both sources are turned on?

a) 1.14E+01
b) 1.30E+01
c) 1.47E+01
d) 1.67E+01
e) 1.90E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 99 micrometers wide, and the wavelength is 2.9 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 1.14E+00 degrees
b) 1.30E+00 degrees
c) 1.48E+00 degrees
d) 1.68E+00 degrees
e) 1.91E+00 degrees

Your score is 0 / 0

pe27interference E

1. Two narrow slits are separated by 0.8 mm. The 17-th fringe appears 90 mm from the center of the diffraction pattern, and the screen is 8.6 m from the slits. What is the wavelength?

a) 2.95E+02 nm
b) 3.36E+02 nm
c) 3.81E+02 nm
d) 4.33E+02 nm
e) 4.92E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.76m and y= 0.62m. A microphone is placed at x=4.9m and y=4.1m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=3.3. If the wavelength is 0.41m, what is the amplitude when both sources are turned on?

a) 4.52E+00
b) 5.14E+00
c) 5.84E+00
d) 6.64E+00
e) 7.54E+00

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 76 micrometers wide, and the wavelength is 1.2 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 7.96E-01 degrees
b) 9.05E-01 degrees
c) 1.03E+00 degrees
d) 1.17E+00 degrees
e) 1.33E+00 degrees

Your score is 0 / 0

pe27interference F

1. Two narrow slits are separated by 0.7 mm. The 13-th fringe appears 69 mm from the center of the diffraction pattern, and the screen is 8.6 m from the slits. What is the wavelength?

a) 4.32E+02 nm
b) 4.91E+02 nm
c) 5.58E+02 nm
d) 6.34E+02 nm
e) 7.21E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.53m and y= 0.63m. A microphone is placed at x=3.6m and y=4.7m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=6.1. If the wavelength is 0.42m, what is the amplitude when both sources are turned on?

a) 7.06E+00
b) 8.02E+00
c) 9.12E+00
d) 1.04E+01
e) 1.18E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 80 micrometers wide, and the wavelength is 3.3 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 1.42E+00 degrees
b) 1.61E+00 degrees
c) 1.83E+00 degrees
d) 2.08E+00 degrees
e) 2.36E+00 degrees

Your score is 0 / 0

pe27interference G

1. Two narrow slits are separated by 0.7 mm. The 14-th fringe appears 73 mm from the center of the diffraction pattern, and the screen is 8.5 m from the slits. What is the wavelength?

a) 4.29E+02 nm
b) 4.88E+02 nm
c) 5.55E+02 nm
d) 6.30E+02 nm
e) 7.16E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.61m and y= 0.78m. A microphone is placed at x=4.2m and y=4.2m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=6.1. If the wavelength is 0.22m, what is the amplitude when both sources are turned on?

a) 9.16E+00
b) 1.04E+01
c) 1.18E+01
d) 1.35E+01
e) 1.53E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 76 micrometers wide, and the wavelength is 2.2 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 1.28E+00 degrees
b) 1.46E+00 degrees
c) 1.66E+00 degrees
d) 1.89E+00 degrees
e) 2.14E+00 degrees

Your score is 0 / 0

pe27interference H

1. Two narrow slits are separated by 0.8 mm. The 16-th fringe appears 88 mm from the center of the diffraction pattern, and the screen is 9.5 m from the slits. What is the wavelength?

a) 3.16E+02 nm
b) 3.59E+02 nm
c) 4.08E+02 nm
d) 4.63E+02 nm
e) 5.26E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.52m and y= 0.6m. A microphone is placed at x=3.9m and y=4.9m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=8.5. If the wavelength is 0.34m, what is the amplitude when both sources are turned on?

a) 6.55E+00
b) 7.44E+00
c) 8.46E+00
d) 9.61E+00
e) 1.09E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 67 micrometers wide, and the wavelength is 1.2 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 1.03E+00 degrees
b) 1.17E+00 degrees
c) 1.33E+00 degrees
d) 1.51E+00 degrees
e) 1.71E+00 degrees

Your score is 0 / 0

pe27interference I

1. Two narrow slits are separated by 0.8 mm. The 12-th fringe appears 90 mm from the center of the diffraction pattern, and the screen is 7.5 m from the slits. What is the wavelength?

a) 4.80E+02 nm
b) 5.45E+02 nm
c) 6.19E+02 nm
d) 7.04E+02 nm
e) 8.00E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.97m and y= 0.5m. A microphone is placed at x=4.6m and y=4.2m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=6.8. If the wavelength is 0.39m, what is the amplitude when both sources are turned on?

a) 5.70E+00
b) 6.48E+00
c) 7.37E+00
d) 8.37E+00
e) 9.52E+00

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 86 micrometers wide, and the wavelength is 1.3 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 7.62E-01 degrees
b) 8.66E-01 degrees
c) 9.84E-01 degrees
d) 1.12E+00 degrees
e) 1.27E+00 degrees

Your score is 0 / 0

pe27interference J

1. Two narrow slits are separated by 0.7 mm. The 17-th fringe appears 63 mm from the center of the diffraction pattern, and the screen is 8.3 m from the slits. What is the wavelength?

a) 2.42E+02 nm
b) 2.75E+02 nm
c) 3.13E+02 nm
d) 3.55E+02 nm
e) 4.04E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.81m and y= 0.82m. A microphone is placed at x=4.7m and y=3.2m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=8.7. If the wavelength is 0.36m, what is the amplitude when both sources are turned on?

a) 8.29E+00
b) 9.42E+00
c) 1.07E+01
d) 1.22E+01
e) 1.38E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 85 micrometers wide, and the wavelength is 1.7 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 6.87E-01 degrees
b) 7.81E-01 degrees
c) 8.87E-01 degrees
d) 1.01E+00 degrees
e) 1.15E+00 degrees

Your score is 0 / 0

pe27interference K

1. Two narrow slits are separated by 0.8 mm. The 11-th fringe appears 63 mm from the center of the diffraction pattern, and the screen is 8.5 m from the slits. What is the wavelength?

a) 3.67E+02 nm
b) 4.17E+02 nm
c) 4.74E+02 nm
d) 5.39E+02 nm
e) 6.13E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.89m and y= 0.84m. A microphone is placed at x=3.7m and y=4.8m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=6.6. If the wavelength is 0.48m, what is the amplitude when both sources are turned on?

a) 7.90E+00
b) 8.98E+00
c) 1.02E+01
d) 1.16E+01
e) 1.32E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 54 micrometers wide, and the wavelength is 1.7 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 1.23E+00 degrees
b) 1.40E+00 degrees
c) 1.59E+00 degrees
d) 1.80E+00 degrees
e) 2.05E+00 degrees

Your score is 0 / 0

pe27interference L

1. Two narrow slits are separated by 0.7 mm. The 12-th fringe appears 94 mm from the center of the diffraction pattern, and the screen is 9.1 m from the slits. What is the wavelength?

a) 4.11E+02 nm
b) 4.67E+02 nm
c) 5.30E+02 nm
d) 6.03E+02 nm
e) 6.85E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.63m and y= 0.61m. A microphone is placed at x=3.7m and y=4.6m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=8.7. If the wavelength is 0.37m, what is the amplitude when both sources are turned on?

a) 6.89E+00
b) 7.83E+00
c) 8.90E+00
d) 1.01E+01
e) 1.15E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 79 micrometers wide, and the wavelength is 1.9 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 1.07E+00 degrees
b) 1.21E+00 degrees
c) 1.38E+00 degrees
d) 1.57E+00 degrees
e) 1.78E+00 degrees

Your score is 0 / 0

pe27interference M

1. Two narrow slits are separated by 0.8 mm. The 14-th fringe appears 71 mm from the center of the diffraction pattern, and the screen is 8.7 m from the slits. What is the wavelength?

a) 4.66E+02 nm
b) 5.30E+02 nm
c) 6.02E+02 nm
d) 6.84E+02 nm
e) 7.78E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.95m and y= 0.95m. A microphone is placed at x=4.5m and y=3.5m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=7.8. If the wavelength is 0.24m, what is the amplitude when both sources are turned on?

a) 1.17E+01
b) 1.33E+01
c) 1.51E+01
d) 1.71E+01
e) 1.95E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 57 micrometers wide, and the wavelength is 1.6 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 1.61E+00 degrees
b) 1.83E+00 degrees
c) 2.08E+00 degrees
d) 2.36E+00 degrees
e) 2.68E+00 degrees

Your score is 0 / 0

pe27interference N

1. Two narrow slits are separated by 0.9 mm. The 16-th fringe appears 97 mm from the center of the diffraction pattern, and the screen is 8 m from the slits. What is the wavelength?

a) 6.00E+02 nm
b) 6.82E+02 nm
c) 7.75E+02 nm
d) 8.81E+02 nm
e) 1.00E+03 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.82m and y= 0.94m. A microphone is placed at x=4.1m and y=3.6m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=9.8. If the wavelength is 0.22m, what is the amplitude when both sources are turned on?

a) 1.36E+01
b) 1.55E+01
c) 1.76E+01
d) 2.00E+01
e) 2.27E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 66 micrometers wide, and the wavelength is 3.9 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 3.39E+00 degrees
b) 3.85E+00 degrees
c) 4.38E+00 degrees
d) 4.97E+00 degrees
e) 5.65E+00 degrees

Your score is 0 / 0

pe27interference O

1. Two narrow slits are separated by 0.9 mm. The 11-th fringe appears 73 mm from the center of the diffraction pattern, and the screen is 9.6 m from the slits. What is the wavelength?

a) 5.47E+02 nm
b) 6.22E+02 nm
c) 7.07E+02 nm
d) 8.04E+02 nm
e) 9.13E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.74m and y= 0.8m. A microphone is placed at x=4.2m and y=4.4m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=3.3. If the wavelength is 0.36m, what is the amplitude when both sources are turned on?

a) 3.90E+00
b) 4.43E+00
c) 5.04E+00
d) 5.73E+00
e) 6.51E+00

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 52 micrometers wide, and the wavelength is 3.4 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 3.30E+00 degrees
b) 3.75E+00 degrees
c) 4.26E+00 degrees
d) 4.84E+00 degrees
e) 5.50E+00 degrees

Your score is 0 / 0

pe27interference P

1. Two narrow slits are separated by 0.8 mm. The 17-th fringe appears 62 mm from the center of the diffraction pattern, and the screen is 6.3 m from the slits. What is the wavelength?

a) 4.63E+02 nm
b) 5.26E+02 nm
c) 5.98E+02 nm
d) 6.80E+02 nm
e) 7.72E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.51m and y= 0.84m. A microphone is placed at x=4.2m and y=3.3m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=8.5. If the wavelength is 0.38m, what is the amplitude when both sources are turned on?

a) 8.72E+00
b) 9.90E+00
c) 1.13E+01
d) 1.28E+01
e) 1.45E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 54 micrometers wide, and the wavelength is 1.3 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 1.38E+00 degrees
b) 1.57E+00 degrees
c) 1.78E+00 degrees
d) 2.02E+00 degrees
e) 2.30E+00 degrees

Your score is 0 / 0

pe27interference Q

1. Two narrow slits are separated by 0.7 mm. The 12-th fringe appears 65 mm from the center of the diffraction pattern, and the screen is 9.4 m from the slits. What is the wavelength?

a) 4.03E+02 nm
b) 4.58E+02 nm
c) 5.21E+02 nm
d) 5.92E+02 nm
e) 6.73E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.84m and y= 0.86m. A microphone is placed at x=4.3m and y=4m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=5.3. If the wavelength is 0.4m, what is the amplitude when both sources are turned on?

a) 6.35E+00
b) 7.22E+00
c) 8.21E+00
d) 9.33E+00
e) 1.06E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 56 micrometers wide, and the wavelength is 1.5 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 9.20E-01 degrees
b) 1.05E+00 degrees
c) 1.19E+00 degrees
d) 1.35E+00 degrees
e) 1.53E+00 degrees

Your score is 0 / 0

pe27interference R

1. Two narrow slits are separated by 0.7 mm. The 14-th fringe appears 86 mm from the center of the diffraction pattern, and the screen is 7.2 m from the slits. What is the wavelength?

a) 3.58E+02 nm
b) 4.07E+02 nm
c) 4.62E+02 nm
d) 5.25E+02 nm
e) 5.97E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.87m and y= 0.77m. A microphone is placed at x=3.9m and y=3.6m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=8.3. If the wavelength is 0.47m, what is the amplitude when both sources are turned on?

a) 1.44E+01
b) 1.63E+01
c) 1.86E+01
d) 2.11E+01
e) 2.40E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 86 micrometers wide, and the wavelength is 2.2 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 1.13E+00 degrees
b) 1.29E+00 degrees
c) 1.47E+00 degrees
d) 1.67E+00 degrees
e) 1.89E+00 degrees

Your score is 0 / 0

pe27interference S

1. Two narrow slits are separated by 0.9 mm. The 12-th fringe appears 70 mm from the center of the diffraction pattern, and the screen is 9.7 m from the slits. What is the wavelength?

a) 3.69E+02 nm
b) 4.19E+02 nm
c) 4.76E+02 nm
d) 5.41E+02 nm
e) 6.15E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.53m and y= 0.64m. A microphone is placed at x=4.2m and y=3.4m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=7.4. If the wavelength is 0.44m, what is the amplitude when both sources are turned on?

a) 7.30E+00
b) 8.30E+00
c) 9.43E+00
d) 1.07E+01
e) 1.22E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 75 micrometers wide, and the wavelength is 2.9 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 1.51E+00 degrees
b) 1.72E+00 degrees
c) 1.95E+00 degrees
d) 2.22E+00 degrees
e) 2.52E+00 degrees

Your score is 0 / 0

pe27interference T

1. Two narrow slits are separated by 0.7 mm. The 14-th fringe appears 93 mm from the center of the diffraction pattern, and the screen is 9.6 m from the slits. What is the wavelength?

a) 4.26E+02 nm
b) 4.84E+02 nm
c) 5.50E+02 nm
d) 6.26E+02 nm
e) 7.11E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.74m and y= 0.63m. A microphone is placed at x=4.3m and y=4.8m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=6.6. If the wavelength is 0.49m, what is the amplitude when both sources are turned on?

a) 1.13E+01
b) 1.28E+01
c) 1.46E+01
d) 1.66E+01
e) 1.88E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 60 micrometers wide, and the wavelength is 1.4 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 1.04E+00 degrees
b) 1.18E+00 degrees
c) 1.34E+00 degrees
d) 1.52E+00 degrees
e) 1.73E+00 degrees

Your score is 0 / 0

pe27interference U

1. Two narrow slits are separated by 0.7 mm. The 15-th fringe appears 64 mm from the center of the diffraction pattern, and the screen is 7.6 m from the slits. What is the wavelength?

a) 3.04E+02 nm
b) 3.46E+02 nm
c) 3.93E+02 nm
d) 4.47E+02 nm
e) 5.08E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.64m and y= 0.65m. A microphone is placed at x=3.3m and y=4.2m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=5. If the wavelength is 0.25m, what is the amplitude when both sources are turned on?

a) 4.33E+00
b) 4.93E+00
c) 5.60E+00
d) 6.36E+00
e) 7.23E+00

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 51 micrometers wide, and the wavelength is 1.9 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 2.14E+00 degrees
b) 2.43E+00 degrees
c) 2.76E+00 degrees
d) 3.13E+00 degrees
e) 3.56E+00 degrees

Your score is 0 / 0

pe27interference V

1. Two narrow slits are separated by 0.9 mm. The 11-th fringe appears 93 mm from the center of the diffraction pattern, and the screen is 9.2 m from the slits. What is the wavelength?

a) 6.40E+02 nm
b) 7.28E+02 nm
c) 8.27E+02 nm
d) 9.40E+02 nm
e) 1.07E+03 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.95m and y= 0.56m. A microphone is placed at x=4m and y=3.8m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=4.2. If the wavelength is 0.37m, what is the amplitude when both sources are turned on?

a) 3.78E+00
b) 4.30E+00
c) 4.88E+00
d) 5.55E+00
e) 6.31E+00

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 80 micrometers wide, and the wavelength is 1.7 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 9.43E-01 degrees
b) 1.07E+00 degrees
c) 1.22E+00 degrees
d) 1.38E+00 degrees
e) 1.57E+00 degrees

Your score is 0 / 0

pe27interference W

1. Two narrow slits are separated by 0.9 mm. The 13-th fringe appears 62 mm from the center of the diffraction pattern, and the screen is 7.2 m from the slits. What is the wavelength?

a) 3.57E+02 nm
b) 4.06E+02 nm
c) 4.62E+02 nm
d) 5.25E+02 nm
e) 5.96E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.9m and y= 0.67m. A microphone is placed at x=3.2m and y=4m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=5.6. If the wavelength is 0.42m, what is the amplitude when both sources are turned on?

a) 1.04E+01
b) 1.18E+01
c) 1.34E+01
d) 1.53E+01
e) 1.73E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 76 micrometers wide, and the wavelength is 3.4 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 2.56E+00 degrees
b) 2.91E+00 degrees
c) 3.31E+00 degrees
d) 3.76E+00 degrees
e) 4.28E+00 degrees

Your score is 0 / 0

pe27interference X

1. Two narrow slits are separated by 0.9 mm. The 15-th fringe appears 61 mm from the center of the diffraction pattern, and the screen is 9.5 m from the slits. What is the wavelength?

a) 3.39E+02 nm
b) 3.85E+02 nm
c) 4.38E+02 nm
d) 4.98E+02 nm
e) 5.65E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.75m and y= 0.77m. A microphone is placed at x=4.2m and y=4.5m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=9. If the wavelength is 0.32m, what is the amplitude when both sources are turned on?

a) 6.78E+00
b) 7.70E+00
c) 8.76E+00
d) 9.95E+00
e) 1.13E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 55 micrometers wide, and the wavelength is 3.2 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 2.93E+00 degrees
b) 3.34E+00 degrees
c) 3.79E+00 degrees
d) 4.31E+00 degrees
e) 4.90E+00 degrees

Your score is 0 / 0

pe27interference Y

1. Two narrow slits are separated by 0.9 mm. The 12-th fringe appears 66 mm from the center of the diffraction pattern, and the screen is 9.5 m from the slits. What is the wavelength?

a) 5.21E+02 nm
b) 5.92E+02 nm
c) 6.73E+02 nm
d) 7.65E+02 nm
e) 8.69E+02 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.52m and y= 0.84m. A microphone is placed at x=4.4m and y=3.9m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=5.7. If the wavelength is 0.49m, what is the amplitude when both sources are turned on?

a) 8.62E+00
b) 9.80E+00
c) 1.11E+01
d) 1.27E+01
e) 1.44E+01

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 70 micrometers wide, and the wavelength is 2.3 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 1.66E+00 degrees
b) 1.88E+00 degrees
c) 2.14E+00 degrees
d) 2.43E+00 degrees
e) 2.76E+00 degrees

Your score is 0 / 0

pe27interference Z

1. Two narrow slits are separated by 0.9 mm. The 12-th fringe appears 73 mm from the center of the diffraction pattern, and the screen is 7.6 m from the slits. What is the wavelength?

a) 6.34E+02 nm
b) 7.20E+02 nm
c) 8.19E+02 nm
d) 9.30E+02 nm
e) 1.06E+03 nm

2. An isotropic sound source is placed at the origin, and another one is placed at x=0.85m and y= 0.57m. A microphone is placed at x=4.7m and y=3.2m. The amplitude of each source is adjusted so that the microphone reads the same intensity,for either source if the other source is turned off. When each source is sounded alone (without the other source), the amplitude is Acos(ωt+φ), where A=6.2. If the wavelength is 0.21m, what is the amplitude when both sources are turned on?

a) 5.91E+00
b) 6.72E+00
c) 7.63E+00
d) 8.67E+00
e) 9.86E+00

3.
Single slit diagram.svg
The minima of single slit diffraction can be calculated using the drawing shown. If the path lengths from A and B cancel, then the same cancellation will occur throughout the slit, with each point between A and B being cancelled by a corresponding point between B and C. If the slit is 87 micrometers wide, and the wavelength is 3.1 micrometers, at what angle does the first minimum occur for single slit diffraction?
a) 1.58E+00 degrees
b) 1.80E+00 degrees
c) 2.04E+00 degrees
d) 2.32E+00 degrees
e) 2.64E+00 degrees

Your score is 0 / 0
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