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- 1. Multiple Choice
The distance traveled by a wave in one period is called?
Frequency
Period
Speed of wave
Wavelength
Amplitude
- 2. Multiple Choice
Which of the following is the speed of a wave traveling with a wavelength λ, frequency f, and period T?
- 3. Multiple Choice
The frequency of a wave is doubled when the wavelength remains the same. What happens to the speed of the wave?
It doubles
It quadruples
Remains unchanged
It is cut to one-half
It is cut to one-fourth
- 4. Multiple Choice
The frequency of a wave increases when the speed remains the same. What happens to the distance between two consecutive crests?
It increases
It decreases
Stays unchaged
It increases first and then decreases
It decreases first and then increases
- 5. Multiple Choice
Which of the following statements is true about transverse waves?
They always have the same frequencies
They always have the same velocities
They always have the same wavelengths
They always travel through a dense medium
The particles vibrate in perpendicular direction with respect to the wave motion
- 6. Multiple Choice
Which of the following statements is true about longitudinal waves?
They always have the same frequencies
They always have the same velocities
They always have the same wavelengths
They always travel through a dense medium
The particles vibrate along the same direction as the wave motion
- 7. Multiple Choice
A wave travels on a string of length L, linear density µ, and tension T. Which of the following is true?
The wave speed is inversely proportional to the tension T
The wave speed is directly proportional the linear density µ
The wave speed increases with increasing tension T
The wave speed increases with increasing linear density
The wave speed only depends on the length of the string
- 8. Multiple Choice
A wave pulse travels a long a thin part of a horizontal cord and reaches another part of the cord which is much thicker and heavier. Which of the following is true about the reflected and transmitted pulse by the boundary in the cord
Reflected Pulse: Upright; Transmitted Pulse: Upright
Reflected Pulse: Inverted; Transmitted Pulse: Inverted
Reflected Pulse: Upright; Transmitted Pulse: Inverted
Reflected Pulse: Inverted; Transmitted Pulse: Upright
Reflected Pulse: Zero Amplitude; Transmitted Pulse: Zero Amplitude
- 9. Multiple Choice
A wave pulse travels a long a heavy part of a horizontal cord and reaches another part of the cord which is much thinner and lighter. Which of the following is true about the reflected and transmitted pulse by the boundary in the cord
Reflected Pulse: Upright; Transmitted Pulse: Upright
Reflected Pulse: Inverted; Transmitted Pulse: Inverted
Reflected Pulse: Upright; Transmitted Pulse: Inverted
Reflected Pulse: Inverted; Transmitted Pulse: Upright
Reflected Pulse: Zero Amplitude; Transmitted Pulse: Zero Amplitude
- 10. Multiple Choice
Two wave pulses with equal positive amplitudes travel on a cord approaching each other. What is the result of the oscillations when the pulses reach the same point?
It is constructive interference with twice the amplitude
It is destructive interference with zero amplitude
It is constructive interference with slightly greater amplitude
It is constructive interference with the negative amplitude
The standing wave is produced
- 11. Multiple Choice
Two wave pulses one with a positive amplitude the other with equal negative amplitude travel on a cord approaching each other. What is the result of the oscillations when the pulses reach the same point?
It is constructive interference with twice the amplitude
It is destructive interference with zero amplitude
It is constructive interference with slightly greater amplitude
It is constructive interference with the negative amplitude
The standing wave is produced
- 12. Multiple Choice
What is the amplitude of oscillations?
0.5 cm
1 cm
2 cm
5 cm
20 cm
- 13. Multiple Choice
What is the wavelength of the wave?
0.5 cm
1 cm
2 cm
5 cm
20 cm
- 14. Multiple Choice
What is the amplitude of oscillations?
1 cm
2 cm
4 cm
6 cm
8 cm
- 15. Multiple Choice
What is the wavelength of the wave?
1 cm
2 cm
4 cm
6 cm
8 cm
- 16. Multiple Choice
A stretched string of length L = 2 m resonates in two loops. What is the wavelength of the wave?
1m
2m
3m
4m
6m
- 17. Multiple Choice
A stretched string of length L = 6 m resonates in three loops. What is the wavelength of the wave?
1m
2m
3m
4m
6m
- 18. Multiple Choice
A stretched string of length 8 m vibrates at a frequency of 50 Hz producing a standing wave pattern with 4 loops. What is the speed of wave?
50 m/s
100 m/s
150 m/s
200 m/s
250 m/s
- 19. Multiple Choice
A guitar string resonates at a frequency of 500 Hz forming a standing wave pattern with 5 loops. What is the fundamental frequency?
100 Hz
200 Hz
300 Hz
400 Hz
500 Hz
- 20. Multiple Choice
A guitar string resonates at a fundamental frequency of 300 Hz. Which of the following frequencies can set the string into resonance?
30 Hz
100 Hz
400 Hz
500 Hz
600 Hz
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