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5. Sound
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Q36 of 199 Page 185

What is the time-period of a tuninh fork whose frequency is 200 Hz?

The time-period of a tuninh fork whose frequency is 200 Hz is 5 × 10-3 s.


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34

In which medium sound travels faster: air or hydrogen?

35

A tuning fork has a number 256 marked on it. What does this number signify?

37

Calculate the frequency of a wave whose time-period is 0.02 s.

38

What will be the change in the wavelength of a sound wave in air if its frequency is doubled?

Questions · 199
5. Sound
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