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A plank with a box on it at one end is gradually raised about the other end. As the angle of inclination with the horizontal reaches 30⁰, the box starts to slip and slides 4.0 m down the plank in 4.0 s. The coefficients of static and kinetic friction between the box and the plank will be, respectively.

Options
(a) 0.5 and 0.6
(b) 0.4 and 0.3
(c) 0.6 and 0.6
(d) 0.6 and 0.5
Correct Answer:
0.6 and 0.5
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- To what temperature should the hydrogen at room temperature (27°C) be heated at constant
- Four point masses, each of value m, are placed at the corners of a square ABCD
- Two bodies of mass 10 kg and 5 kg moving in concentric orbits of radius
- A 5 watt source emits monochromatic light of wavelength 5000Å. When placed
- Copper of fixed volume V is drawn into wire of length l. When this wire is subjected
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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