Q: A satellite orbits the earth in a circle of radius 8000km. At that distance from the earth, the velocity of the satellite is (g = 6.2 m/s²) 8000 km की त्रिज्या वाले वृत्त में एक उपग्रह पृथ्वी के फेरे लेता है। पृथ्वी से उस दूरी पर उपग्रह का वेग है (g = 6.2 m/s²)
A.
0.90 km/s
B.
7.0 km/s
C.
8.9 km/s
D.
0.7 km/s
Correct Answer:
Option B -
Explanations:
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