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A balloon with mass m is descending down with an acceleration a (where a
Options
(a) 2ma/(g+a)
(b) 2ma/(g-a)
(c) ma/(g+a)
(d) ma/(g-a)
Correct Answer:
2ma/(g+a)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The flux linked with a coil at any intant t is given by ?=10t² – 50t + 250
- The initial rate of increase of current, when a battery of emf 6 V is connected
- The threshold wavelength for photoelectric effect of a metal is 6500 Å. The work function
- The frequency of light ray having the wavelength 3000Å is
- A black body radiates 20 W at temperature 227⁰C. It temperature of the black body
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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