Question

1.14 A block of mass 35 kg is lying on a horizontal rough
surface and to set it in motion, a horizontal force
of 105 N is required. If a horizontal force of 85 Nis
required to keep it moving with a uniform speed,
the coefficient of static friction is
(1)
0.4
(2)
0.5
(3) 0.3
(4) 0.2​

Answer 1

answer is 0.3
I hope it make help

Answer 2

Answer:

0.5 is the answer hope it helps you