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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: - A particle is moving such that its position coordinates (x,y) are (2 m,3 m) at time
- Three objects A,B and C are kept in a straight line on a frictionless horizontal surface
- In which of the processes, does the internal energy of the system remain constant?
- Two particles P and Q start from origin and execute simple harmonic motion along X-axis
- In producing chlorine through electrolysis 100 watt power at 1125 V is being
Topics: Motion in Plane
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A particle is moving such that its position coordinates (x,y) are (2 m,3 m) at time
- Three objects A,B and C are kept in a straight line on a frictionless horizontal surface
- In which of the processes, does the internal energy of the system remain constant?
- Two particles P and Q start from origin and execute simple harmonic motion along X-axis
- In producing chlorine through electrolysis 100 watt power at 1125 V is being
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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