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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
- An experiment takes 10 minutes to raise temperature of water from 0⁰C to 100⁰C
- Two satellites of earth, S₁ and S₂ are moving in the same orbit. The mass of S₁
- To observed diffraction, the size of the obstacle
- In the given figure, a diode D is connected to an external resistance R=100 Ω
- An electron revolves in a circle at the rate of 10¹⁹ rounds per second.
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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