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A man standing between 2 parallel cliffs...

A man standing between 2 parallel cliffsfires a gun. He hears 2 echoes one after 3 sec and other after 5 sec. The separation between the two cliffs is 1360m, what is the speed of sound?

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CHETANA PUBLICATION-SOUND-EXERCISE
  1. A girl stands 170 m away from a high wall and claps her hands at a ste...

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  2. A girl stands 171 m away from a high wall and claps her hands at a ste...

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  3. A man standing between 2 parallel cliffsfires a gun. He hears 2 echoes...

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  4. Which are the major qualities of sound?

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  5. Explain the terms Pitch and Timbre.

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  6. Explain the term loudness. Give its unit and formula in decibel.

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  7. When heard independently, two sound waves produce sensation of 60 db a...

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  8. Define Doppler effect for sound waves?

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  9. What is essential for obtaining Doppler effect for sound waves?

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  10. What is the major difference between Doppler effect of sound and light...

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  11. What is the effect of wind on Doppler shift of sound waves? Does veloc...

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  12. Under which three conditions the changes in frequency can be studied u...

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  13. State common properties between Doppler effect of sound and light.

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  14. Under which conditions of motion between source and observer, Doppler ...

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  15. Derive an expression for apparent frequency when source is moving and ...

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  16. Derive an expression for apparent frequency when listener approaches a...

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  17. Write an expression for apparent frequency when both source and listen...

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  18. State the expression for apparent frequency : i. when source of sou...

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  19. State the expression for apparent frequency : i. when source of soun...

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  20. State the expression for apparent frequency : i. when source is stat...

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