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A circular disc rolls down an inclined plane. The ratio of rotational kinetic energy to total kinetic energy is
Options
(a) 1/2
(b) 1/3
(c) 2/3
(d) 3/4
Correct Answer:
1/3
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Question Type: Memory
(964)
Difficulty Level: Easy
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Topics: Work Energy and Power
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Efficiency of a Carnot engine is 50% when temperature of sink is 500K. In order
- Surface tension of water will be minimum at
- A body of mass 2 kg is moved by a force F=3x where x is the distance covered.
- An astronomical telescope arranged for normal adjustment has a magnification of 6.
- A spherical drop of mercury having a potential of 2.5 v is obtained as a result
Question Type: Memory (964)
Difficulty Level: Easy (1008)
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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Kr=Iomega^2
=1÷2×1÷2MR^2×(V÷R)^2
r=1÷4MV^2——-(1)
Ke=1÷2MV^2
Kt=Kr+Ke
Kt=1÷4MV^2+1÷2MV^2
Kt=3÷4MV^2
Kr÷Kt=1÷3
=1:3