Physics
The frequency of a source is 20 kHz. The frequency of sound wave produced by it in water and air will be
- same as that source
- > 20 kHz
- < 20 kHz
- Depend upon velocity
Sound
3 Likes
Answer
same as that source
Reason — The frequency does not depend on medium and depends on the frequency of the source. Hence, the frequency of the sound in air and water will be the same.
Answered By
2 Likes
Related Questions
Absolute unit of work is
- joule
- erg
- Both (a) and (b)
- None of these
The effective diameter of the circular outline of a spherical lens is known as
- focal length
- principal focus
- aperture of lens
- radius of curvature
A ray is made to fall on a prism. Maximum deviation it can suffer is
Which of the following phenomena is not due to high specific heat of water?
- Water is used as coolant
- For fomentation hot water bottles are used.
- Water is used in cold countries as heat reservoir of wine and juice bottles.
- None of the above