Question

135. A block of mass 1 kg. is pressed against a wall with
a horizontal force of 25 N as shown in the figure. If
the coefficient of friction between the wall and the
block is 0.5 then the frictional force acting on the
block will be (g = 9.8 m/s2) :-
25N
1 kg
(1) 9.8 N
(2) 2.5 N (3) 12.5 N (4) 4.9 N​

Answer 1

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