Kingzion5034 Kingzion5034

14-02-2024
Physics

contestada

A block of mass 20 k g is pushed with a horizontal force of 90 N. It the coefficient of static and kinetic friction are 0.4 and 0.3, the frictional force acting on the block is______
(g = 10 ms⁻²) .
A. 90 N
B. 80 N
C. 60 N
D. 30 N

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