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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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- The ratio of specific heats Cp/Cv=γ in terms of degrees of freedom (n) is given by
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Topics: Gravitation
(63)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- SI unit of permittivity is
- A 0.5 kg ball moving with a speed of 12 m/s strikes a hard wall at an angle
- The ratio of specific heats Cp/Cv=γ in terms of degrees of freedom (n) is given by
- If seperation between screen and source is increased by 2%. What would be the effect
- In the elastic collision of objects
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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