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प्रश्न
Write true or false for a given statement.
The frequency is measured in hertz.
पर्याय
True
False
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उत्तर
True
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संबंधित प्रश्न
Write true or false for a given statement.
A sound is a form of energy.
The bees do not have voice-boxes. How do they produce sound ?
Name the type of waves produced when a tuning fork is struck in air.
What is the nature of sound waves in air?
Which of the following can produce longitudinal waves as well as transverse waves under different conditions?
State the speed of (i) light and (ii) sound in air?
An observer A fires a gun and another observer B at a distance 1650 m away from A hears its sound. If the speed of sound is 330 m s-1, find the time when B will hear the sound after firing by A.
What is sound? Explain with example how does sound travel in a medium.
A sound wave travels 2000 m in 8 s. What is the velocity of the sound?
An earthquake produces which kind of sound before the mainshock wave begins
