A particle is projected up a `37^(@)` rough incline with velocity `v_(0)`. If `mu = 1//2`, the
Channel: Doubtnut
Date: 23/08/2020

A particle is projected up a `37^(@)` rough incline with velocity `v_(0)`. If `mu = 1//2`, the speed with which it returns back to the starting point is `v`. Then `v//v_(0)` is