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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 step down transformer is used on a 1000 V line to deliver 20 A at 120 V
- In an orbital motion, the angular momentum vector is
- The density of ice is 0.9 g/cc and that of sea water is 1.1 g/cc
- A boat which has a speed of 5 kmh⁻¹ in still water crosses river of width 1 km long
- The Bohr model of atoms
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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