1.

Two wooden blocks of masses M and m are placed on a smooth horizontal surface as shown in figure. If a force P is applied to the system as shown in figure such that the mass m remains stationary with respect to block of mass M, then the magnitude of the force P is:

Answer»

`(M+m) G TAN BETA`
`g tan beta`
`mg cos beta`
`(M+m) g "cosec"beta`

Answer :B


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