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Question

In a sonar, ultrasonic waves are sent into the sea water and the reflected waves from a sunken ship are received after 2.0 s. If the velocity of waves in sea water is 1450 ms1, find the depth of sunken ship.

A

3000 m

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B

1450 m

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C

2900 m

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D

2800 m

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Solution

The correct option is B

1450 m


Given,
velocity of wave v=1450 ms1
time after reflected waves are recieved t=2.0 s

depth of sunken ship (d):
d=v×t2
d=1450×22
d=1450 m

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