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Choose the correct option? The unit of ...

Choose the correct option?
The unit of loudness is
A. Bel
B. `W//m^2`
C. Decibel
D. All the above

A

Bel

B

`W//m^2`

C

Decible

D

All the above

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CHETANA PUBLICATION-SOUND-EXERCISE
  1. Choose the correct option? Loudness of the sound depends upon

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  2. Choose the correct option? The characteristic of sound which distingu...

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  3. Choose the correct option? The unit of loudness is A. Bel B. W//...

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  4. Choose the correct option? An observer is standing at the bank of sea...

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  5. Choose the correct option? The frequency of transmission of a radio s...

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  6. Choose the correct option? In a transverse wave, angle between the di...

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  7. Choose the correct option? A source of frequency 500 Hz produces wave...

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  8. Choose the correct option? A tuning fork vibrates and produces concen...

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  9. Choose the correct option? The distance between two consecutive crest...

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  10. Choose the correct option? The wave number of two sound waves are 0....

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  11. Choose the correct option? The echo and the original sound differ in...

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  12. Choose the correct option? The minimum distance between the source o...

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  13. Choose the correct option? The Doppler's Effect is not applicable

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  14. The velocity of sound islargest in

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  15. The loudness of a sound depends upon ………… .

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  16. Choose the correct option? The minimum distance between the source o...

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  17. Define amplitude?

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  18. On what does the speed of mechanical waves depend?

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  19. Define Doppler effect for sound waves?

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  20. Wave motion is doubly periodic. Explain.

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