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A ball of mass 2 kg and another of mass 4 kg are dropped together from a 60 ft tall building. After a fall of 30 ft each towards the earth,their respective kinetic energies will be in the ratio of
Options
(a) √2:1
(b) 1:4
(c) 1:2
(d) 1:√2
Correct Answer:
1:2
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 particle moves along the x-axis such that its co-ordinate (x) varies with time (t)
- Four point masses, each of value m, are placed at the corners of a square ABCD
- At place on earth, the vertical component of earth’s magnetic field is √3 times
- Three blocks A,B and C of masses 4 kg, 2 kg and 1 kg respectively are in contact
- A proton beam enters a magnetic field of 10⁻⁴ Wb/m² normally. If the specific charge
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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