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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
- In an AC circuit the potential differences across an inductance and resistance joined
- The current in the windings of a toroid is 2.0 A. There are 400 turns
- If a gymnast, sitting on a rotating stool with his arms outstretched, suddenly
- The area of cross-section of one limb of an U-tube is twice that of the other.
- The difference in the lengths of a mean solar day and a sidereal day is about
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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