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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
- Two stones of masses m and 2m are whirled in horizontal circles, the heavier one
- The electric field in a certain region is acting radially outward and is given by E=Ar.
- A parallel plate capacitor is charged and then isolated. The effect of increasing
- An atom bomb weighing 1 kg explodes releasing 9×10¹³ J of energy.
- The component of vector A=2i+3j along the vector i+j is
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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