Ask Question
25 March, 04:31

A man stands on top of a cliff and shouts.

He hears the echo on the third clap when

he claps his hand at the rate of two claps

per second. What is the distance between

man & the obstruction, if the velocity of

sound is 320 m/s

[IOM 98]

a. 320

b. 460

c. 640

d. 160

+5
Answers (1)
  1. 25 March, 05:07
    0
    From the story the echo is a delay of one second, so half a second there, half a second back.

    d = vt = (320 m/s) (1/2 s) = 160 m

    Answer: d, 160 meters
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “A man stands on top of a cliff and shouts. He hears the echo on the third clap when he claps his hand at the rate of two claps per second. ...” in 📙 Physics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers