Physics: Sound Wave MCQs
11. Question
sound waves having the following frequencies are audible to human beings
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12. Question
A sound wave is represented by
y = a sin (1000πt- 3x). the distance between two points having a phase difference of 60° is
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13. Question
The equation of wave traveling along string is y=3 cos π(100t-x) in C.G.S. unit then wavelength is
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14. Question
A siren emitting a note of frequency n is fitted in a police van, travelling towards a stationary listener. What is the velocity of the van, if the frequency of the note heard by the listener is double the original frequency?
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15. Question
In the longitudinal waves the direction of vibration in the medium of particle is
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