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A particle of mass m moves with constant speed along a circular path of radius r under the action of a force F. Its speed is
Options
(a) √rF/m
(b) √F/r
(c) √Fmr
(d) √F/mr
Correct Answer:
√rF/m
Explanation:
The centripetal force is F=mv²/r
.·. v²=Fr/m
The speed is v= √Fr/m
Related Questions: - The transverse nature of electromagnetic waves is proved by which of the following?
- When one of the slits of Young’s experiment is covered with a transport sheet
- The dimensions of universal gas constant are
- In an AC circuit the potential differences across an inductance and resistance joined
- If the lattice parameter for a crystalline structure is 3.6 Å, then the atomic radius
Topics: Motion in Plane
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The transverse nature of electromagnetic waves is proved by which of the following?
- When one of the slits of Young’s experiment is covered with a transport sheet
- The dimensions of universal gas constant are
- In an AC circuit the potential differences across an inductance and resistance joined
- If the lattice parameter for a crystalline structure is 3.6 Å, then the atomic radius
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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