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A body of mass M is moving in +x-directi...

A body of mass M is moving in +x-direction with acceleration a. Find the minimum value of `mu` so that a body of mass m can be held stationary with respect to M, on the vertical side of M.

Text Solution

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`N=ma`
`f=muN=mu ma`
`mu ma gt mg " " a gt g//mu`
`mu=g//a`
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