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A particle falls towards earth from infinity. Its velocity on reaching the earth would be
Options
(a) infinity
(b) √(2gR)
(c) 2 √(Rg)
(d) zero
Correct Answer:
√(2gR)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Gravitation
(63)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In Young’s double slit experiment, a third slit is made in between the double slits.
- Two cells when connected in series are balanced on 8m on a potentiometer.
- Two bodies of mass 1 kg and 3 kg have positive vectors i + 2j + k and -3i -2j + k
- The moment of inertia of a thin circular disc about an axis passing through its centre
- In an ac circuit an alternating voltage e = 200 √2 sin 100 t volts is connected
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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Velocity will be equal to the escape velocity from Earth i,e root over of 2gR