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A bullet of mass m moving with velocity v strikes a block of mass M at rests and gets embedded into it .The kinetic energy of the composite block will be
Options
(a) 1/2 mv²x m/(m+M)
(b) 1/2 mv²x M/(m+M)
(c) 1/2 Mv²x (M+m)/M
(d) 1/2 Mv²x m/(m+M)
Correct Answer:
1/2 mv²x m/(m+M)
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 drive shaft of an automobile rotates at 3600 rpm and transmits 80 HP
- The acceleration due to gravity becomes (g/2) where g=acceleration due to gravity
- When photons of energy hν fall on an aluminium plate (of work function E₀),
- An electric motor runs on DC source of emf 200 V and draws a current of 10 A.
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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
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