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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 radioactive nucleus of mass M emits a photon of frequency v and the nucleus recoils.
- The ratio of speed of an electron in ground state in Bohr’s first orbit of hydrogen atom
- Work of 3.0×10⁻⁴ joule is required to be done in increasing the size of a soap film
- After 300 days, the activity of a radioactive sample is 5000 dps
- Large transformers, when used for some time, become hot and are cooled by circulating
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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