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On a frictionless surface, a block of mass M moving at speed v collides elastically with another block of same mass M which is infinitely at rest. After collision the first block moves at an angle θ to its initial direction and has a speed v/3. The second bolck’s speed after the collision is
Options
(a) 3/√2 v
(b) √3/2 v
(c) 2√2/3 v
(d) 3/4 v
Correct Answer:
2√2/3 v
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
- A capacitor of capacitance value 1 μF is charged to 30 V and the battery
- The energy released by the fission of one uranium atom is 200 MeV.
- The self-inductance of a coil having 500 turns is 50mH. The magnetic flux
- The 6563 Å line emitted by hydrogen atom in a star is found to be red shifted by 5Å
- A coil of inductive reactance 31 Ω has a resistance of 8 Ω. It is placed in series
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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