1.

A rectangular block has a square base measuring axxa,and its height is h, moves on a horizontal surface in a direction perpendi-cular to one of the edges. The coefficient of friction is mu. It will topple if

Answer»

`mugt(H)/(a)`
`mu gt(1)/(h)`
`mu gt (2A)/(h)`
`mu gt(a)/(2h)`

ANSWER :B


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