Question

A block of weight 100N rests on a horizontal surface. The coefficient of
kinetic friction are 0.3 & 0.2 respectively. The horizontal force requires to move
the block with a constant acceleration of 19.6m/sec

is equal to? take g=9.8ms^2
1) 100 N
(2) 40 N
(3) 80 N
(4) 220 N​

Answer 1

Answer:

4 number

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