A body of mass 2kg begins to slide down a plane inclined at an angle of 45° with the horizontal. The force of friction will be?

A body of mass 2kg begins to slide down a plane inclined at an angle

1.	A body of mass 2kg begins to slide down a plane inclined at an angle of 45° with the horizontal. The force of friction will be?
A.	19.6sin 45°
B.	9.8sin 45°
C.	19.6cos 45°
D.	9.8cos 45°
Answer» B. 9.8sin 45°

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A body of mass 2kg begins to slide down a plane inclined at an angle of 45° with the horizontal. The force of friction will be?

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