A body of weight W on inclined plane of a being pulled up by a horizon – McqOptions

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1.	A body of weight W on inclined plane of a being pulled up by a horizontal force P will be on the point of motion up the plane when P is equal to
A.	W sin (a + $)
B.	Wtan(a + <\|))
C.	Wan(a-<t>)
D.	Wtana.
Answer» C. Wan(a-<t>)

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