A man standing on a cliff claps his hand hears its echo after 1 sec. If sound is reflected from another mountain and velocity of sound in air is 340 m/sec. Then the distance between the man and reflection point is [RPET 2000]

A man standing on a cliff claps his hand hears its echo after 1 sec. I

1.	A man standing on a cliff claps his hand hears its echo after 1 sec. If sound is reflected from another mountain and velocity of sound in air is 340 m/sec. Then the distance between the man and reflection point is [RPET 2000]
A.	680 m
B.	340 m
C.	260 Hz
D.	170 m
Answer» E.

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A man standing on a cliff claps his hand hears its echo after 1 sec. If sound is reflected from another mountain and velocity of sound in air is 340 m/sec. Then the distance between the man and reflection point is [RPET 2000]

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