Physics, asked by anshuangupta6189, 1 year ago

A motor car approaching cliff with a velocity of 90 km per hour sounds the horn and echo is heard after 20 seconds assuming the velocity of the sound in air is 332 metre per second the distance between the car in the cliff

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Answered by Mantu211
2
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Answered by rohanbaraniraj
1

Answer:

Explanation:distance travelled by sound is 2AC-500

Velocity=332

Time=20

AC=?

AC=velocity X time

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