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- 1. Multiple Choice
The bending of waves because of the change of the medium of travel is called
Reflection
Refraction
Interference
Diffraction
- 2. Multiple Choice
The bouncing back of light is called
Reflection
Refraction
Diffraction
Interference
- 3. Multiple Choice
During refraction, which of the following does not change
Frequency
Wavelength
Speed
Amplitude
- 4. Multiple Choice
When waves travel from air to water, which of the following decrease?
Wavelength
Frequency
Speed
Amplitude
- 5. Multiple Choice
When waves get reflected from loose, it get
Inverted
No inversion
Goes by
Undetermined
- 6. Multiple Choice
Match the interfering waves with their resultant waves
- 7. Multiple Choice
Given the wave speed of a wave is 88.4 m/s and the length between fixed end and point of generation is 8.0 m. Find the 3rd Harmonic.
16.575 Hz
18.575 Hz
25.256 Hz
45.125 Hz
- 8. Multiple Choice
Given the wave speed of a wave is 88.4 m/s and the length between fixed end and point of generation is 8.0 m. Find the wavelength for 3rd Harmonic.
3.33 m
5.33 m
6.33 m
9.33 m
- 9. Multiple Choice
Given the fundamental frequency of a wave is 75 Hz. The length is 16 m. Find the speed.
2400 m/s
2600 m/s
2800 m/s
3000 m/s
- 10. Multiple Choice
Given that the speed of the wave is 400 m/s. If the linear density is 0.0005 kg/m find the tension in the string
50 N
60 N
80 N
100N
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