Physics, asked by popkowsik, 11 months ago

motor car approaching a cliff with a velocity of90 kmph sounds the horn and the echo is heard
for 20 seconds. Assuring the velocity of sound in air to be 332ms the distance between the car
and cliff when the horn sound is
1) 3570m 2) 3580m 3) 3590m 4)3560m

Answers

Answered by rithinraju31082003

1

Answer:

2 is the answer because v=2d/t

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