A body rests on a rough horizontal plane. A force is applied to the body directed towards the plane at an angle \[\phi \]with the vertical. The body can be moved along the plane.

Only \[\phi \] is less than the angle of friction

Only \[\phi \]is more than the angle of friction

Only \[\phi \] is equal to the angle of friction

A body rests on a rough horizontal plane. A force is applied to the bo

1.	A body rests on a rough horizontal plane. A force is applied to the body directed towards the plane at an angle \[\phi \]with the vertical. The body can be moved along the plane.
A.	Only \[\phi \]is more than the angle of friction
B.	Only \[\phi \] is less than the angle of friction
C.	Only \[\phi \] is equal to the angle of friction
D.	For all values of \[\phi \]
Answer» B. Only \[\phi \] is less than the angle of friction

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A body rests on a rough horizontal plane. A force is applied to the body directed towards the plane at an angle \[\phi \]with the vertical. The body can be moved along the plane.

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