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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 straight wires each 10cm long are parallel to one another and seperated by 2 cm.
- We get Balmer series when electron comes from
- The potential difference that must be applied to stop the fastest photoelectrons
- A wind with speed 40 m/s blows parallel to the roof of a house. The area of the roof
- A body of mass 1.0 kg is falling with an acceleration of 10 ms⁻².
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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