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A laser signal sent towards the moon re...

A laser signal sent towards the moon returns after t seconds. If c is the speed of light then the distance of the moon from the observer is

A

`ct`

B

`ct^(-1)`

C

`ct^(-2)`

D

`(ct )/(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
2S = ct or S=`(c t)/(2)` , where S is the required distance
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