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A remote-sensing satellite of earth revolves in a circular orbit at a height of 0.25 x 10⁶ m above the surface of earth. If earth’s radius is 6.38 x 10⁶ m and g=9.8 ms⁻², then the orbital speed of the satellite is
Options
(a) 9.13 km s⁻¹
(b) 6.67 km s⁻¹
(c) 7.76 km s⁻¹
(d) 8.56 km s⁻¹
Correct Answer:
7.76 km s⁻¹
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - A solid which is transparent to visible light and whose conductivity increases
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Topics: Gravitation
(63)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A solid which is transparent to visible light and whose conductivity increases
- In gamma ray emission from a nucleus
- An oscillator circuit consists of an inductance of 0. mH and a capacitor of 20 μF.
- An engine has an efficiency of 1/6. When the temperature of sink is reduced
- Two conducting spheres of radii 5 cm and 10 cm are given a charge of 15 μC each.
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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