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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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(63)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A magnetic field of 1600 A/m produces a magnetic flux of 2.4 x 10⁻⁵ Wb
- Two parallel beams of positron moving in the same direction will
- If the density of earth is doubled keeping its radius constant then acceleration
- For the radioactive nuclei that undergo either α or β decay, which one
- A marble block of mass 2 kg lying on ice when given a velocity of 6 m/s is stopped
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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