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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
- An α-particle and a proton are accelerated through same potential difference
- If the alternating current I=I₁ cosωt+I₂ sinωt, then the rms current is given by
- A parallel plate air capacitor has capacity C, distance of seperation between plate
- Two wires of the same dimensions but resistivities p1 and p2 are connected in series
- A plane wave of wavelength 6250Å is incident normally on a slit of width 2×10⁻² cm.
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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