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A given object takes n times more time t...

A given object takes n times more time to slide down a `45^(@)` rough inclined planeas it takes to slide down a perfectly smooth `45^(@)` incline. The coefficient of kinetic friction between the object and the incline is :

A

`(1-1//n^(2))`

B

`1//(1-n^(2))`

C

`sqrt((1-1//n^(2)))`

D

`sqrt({1//(1-n^(2))})`

Text Solution

Verified by Experts

The correct Answer is:
A
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