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Three objects A,B and C are kept in a straight line on a frictionless horizontal surface.These have masses m,2m and m respectively.The object a moves towards b with a speed 9 m/s and makes an elastic collision with it. Thereafter, B makes completly inelastic collision with C.All motions occur on the same straight line.Find the final speed (in m/s) of the object C
Options
(a) 3 m/s
(b) 4 m/s
(c) 5 m/s
(d) 1 m/s
Correct Answer:
4 m/s
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Work Energy and Power
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The mean distance between the atoms of iron is 3 x 10⁻¹⁰ m and interatomic force
- The photoelectric threshold frequency of a metal is ν. When light of frequency 4ν
- A deutron is bombarded on ₈O¹⁶ nucleus and α-particle is emitted. The product nucleus is
- The frequency of an alternating voltage is 50 cycles per second and its amplitude
- An α-particle and a proton are accelerated through same potential difference
Topics: Work Energy and Power (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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