A block of mass $m$, is kept on a wedge of mass $M$, as shown in figure such that mass $m$ remains stationary w.r.t. wedge. The magnitude of force $P$ is
A block of mass $m$, is kept on a wedge of mass $M$, as shown in figure such that mass $m$ remains stationary w.r.t. wedge. The magnitude of force $P$ is
- A
$g \tan \beta$
- B
$m g \tan \beta$
- C
$(m+M) g \tan \beta$
- D
$m g \cot \beta$
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