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Points P, Q and R are in vertical line ...

Points ` P, Q` and `R` are in vertical line such that ` PQ =QR`. A ball at (P) is allowed to fall freely. What is the ratio of the times of descent through PQ and QR ?

A

`1:1`

B

`1:sqrt2`

C

`1:(sqrt2+1)`

D

`1:(sqrt2-1)`

Text Solution

Verified by Experts

The correct Answer is:
C
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