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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
- Length of second pendulum is
- The ratio of specific charge of an α-particle to that of a proton is
- The workdone in turning a magnet of magnetic moment M by an angle of 90⁰ from the magnetic
- If an electron in a hydrogen atom jumps from the 3rd orbit to the 2nd orbit, it emits
- The magnetic lines of force inside a bar magnet
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