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A block of mass 4 kg is kept on a rough horizontal surface.The coefficient of static friction is 0.8.If a force of 19 N is applied on the block parallel to the floor, then the force of friction between the block and floor is
Options
(a) 32 N
(b) 18 N
(c) 19 N
(d) 9.8 N
Correct Answer:
32 N
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Laws of Motion
(103)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A ball is projected upwards from the foot of a tower. The ball crosses the top
- A step down transformer is used on a 1000 V line to deliver 20 A at 120 V
- The value of n so that vectors 2i+3j-2k, 5i+nj+k and -i+2j+3k may be coplanar,will be
- A thin equiconvex lens of refractive index 3/2 and radius of curvature 30 cm
- A stone is dropped from a height h. It hits the ground with a certain momentum P. If the same stone is dropped from a height 100
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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