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A person standing between two parallel h...

A person standing between two parallel hills fires a gun. He hears the first echo after `(3) /(2)` s, and a second echo after `(5) /(2)` s. If speed of sound is `332 m//s` , Calculate the distance between the hills. When will he hear the third echo?

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10.664m,4s, 5.5s, 6.5s, 8 s
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AAKASH SERIES-WAVE MOTION AND SOUND-PROBLEMS (LEVEL - I)
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  2. The fundamental frequency of a closed pipe is 220 H(Z). (a) Find the...

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  3. The fundamental frequency of a closed pipe is 220 H(Z). (a) Find the...

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  4. A source of frequency 10kHz when viberted over than mouth of a closed ...

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  5. A closed organ pipe and an open organ pipe of same length produce 2 be...

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  6. A tuning fork produces 4 beats per second with another tuning fork of ...

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  7. Two tuning forks when sounded together produce 5 beats in 2 seconds. T...

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  8. Two progressive waves y(1) = 4 sin 400 pi t and y(2) = 3 Sin 404 pi t ...

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  9. Calculate the frequency of beats produced in air when two sources of s...

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  10. Two sitar strings A and B playing the note ‘Ga’ are slightly out of tu...

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  11. The frequency of a tuning fork A is 2% more than the frequency of a st...

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  12. A man standing at some distance from a cliff hears the echo of sound a...

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  13. A motor car approaching a cliff with a velocity of 90 kmph sounds the ...

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  14. A person standing between two parallel hills fires a gun. He hears the...

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  15. A tuning fork of unknown frequency makes 5 beats per second with anoth...

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  16. A traffic policeman standing on a road sounds a whistle emitting the m...

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  17. A person riding a car moving at 72 km h^-1 sounds a whistle emitting a...

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  18. A person riding a car moving at 72 km h^-1 sounds a whistle emitting a...

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  19. A car moving at 108 km/h finds another car in front of it going in the...

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  20. A tuning fork of frequency 328 Hz is moved towards a wall at a speed o...

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