Question
The distance between centre of the earth and moon is 384000 km. If the mass of the earth is 6 x 10²⁴ kg and G = 6.67 x 10⁻¹¹ Nm² /kg². The speed of the moon is nearly
Options :
1 km / sec
4 km / sec
8 km / sec
11.2 km / sec
Answer :
1 km / sec
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