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A body is hanging from a rigid support by an inextensible string of length l.It is struck inelastically by an identical, body of mass m with horizontal velocity v=√2g l, the tensions in the string increases just after striking by
Options
(a) mg
(b) 3 mg
(c) 2 mg
(d) None of these
Correct Answer:
2 mg
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Laws of Motion
(103)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If n₁, n₂ and n₃ are the fundamental frequencies of three segments into which a string
- A stone falls freely under gravity. It covers distances h1, h2 and h3 in the first 5 secs
- The angular velocity of a wheel increases from 100 rps to 300 rps in 10 seconds.
- Two identical cells of the same e.m.f. and same internal resistance
- The polarising angle of glass is 57⁰. A ray of light which is incident at this angle
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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