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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 two ends of a rod of length L and a uniform cross-sectional area
- Two balls of mass m₁ and m₂ are separated from each other by powder charge
- A short circuited coil is placed in a magnetic field varying with time. Electrical
- The energy of groundstate (n=1) of hydrogen level is -13.6 eV. The ionistation
- A thin wire of resistance 4 ohm is bent to form a circle. The resistance across
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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