Question

A boy wants to hold a 50 kg box at rest on a
snow covered hill. The hill makes an angle of
30° with the horizontal. What force the boy
must exert parallel to the slope ?
(A) 25 N
(B) 245 N
(C) 424 N
(D) 490 N​

Answer 1

Answer:

(C) 490N

Explanation:

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