Physics, asked by ParveenGill5794, 9 months ago

When ultrasonic sounds are sent at velocity 1500m/s reflected back in 4seconds?

Answers

Answered by sd3010041

0

Answer:

Time taken to travel back and forth=0.6 sec

Time taken to reach the surface=0.3 sec

d=v×t=1500×0.3=450m

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