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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
- The dimensions of pressure are equal to those of
- Which scientist experimentally proved the existence of electromagnetic waves?
- Two thin lenses of focal lengths f₁ and f₂ are in contact and coaxial.
- A jar is filled with two non-mixing liquids 1 and 2 having densities
- A step-down transformer has 50 turns on secondary and 1000 turns on primary winding.
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