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If vₑ is escape velocity and v(o) is orbital velocity of a satellite for orbit close to the earth’s surface, then these are related by:
Options
(a) v(o) = √2 vₑ
(b) v(o) = vₑ
(c) vₑ = √(2 v(o))
(d) vₑ = √2 v(o)
Correct Answer:
vₑ = √2 v(o)
Explanation:
vₑ = √(2GM / R)
v(o) = √(GM / R)
vₑ = √2 v(o)
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Topics: Gravitation
(63)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The approximate depth of an ocean is 2700 m. The compressibility of water is
- A block of mass 10 kg is moving in X-direction with a constant speed of 10 ms⁻¹
- The potential of a large liquid drop when eight liquid drops are combined is 20 V.
- The emission line of Lyman corresponds to the absorption line in laboratory temperature
- A galvanometer has a resistance 50Ω. A resistance of 5Ω is connected parallel to it.
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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