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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.
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The intensity of magnetisation of a bar magnet is 5×10⁴ Am⁻¹. The magnetic length
- When a current of (2.5±0.5) A flows through a wire, it develops a potential difference
- Electrons in the atom are held to the nucleus by
- In Young’s double silt experiment, 12 fringes are observed to be formed
- A thin circular ring of mass M and radius R is rotating in a horizontal plane about
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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