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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^(-2)`

C

`(ct)/(2)`

D

2 cT

Text Solution

Verified by Experts

The correct Answer is:
C
S+S=c xx t`
`:." "S=(ct)/(2)`
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