Question

radhika fires a gun and hears the echo after 4 seconds if she is 700 m away from a wall calculate the velocity of the sound​

Answer 1

Answer:

Distance = 700m

Time = 4 seconds

Velocity of sound= 2× Distance÷ Time

= 2× 700÷ 4

= 1400÷4

= 350meter per second

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