MCQOPTIONS
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| 1. |
An artificial satellite revolves around the earth with a relative velocity of 800 m/s. If acceleration due to gravity is 9 m/s2 and gravitational force is 3600 N, then the mass of satellite is |
| A. | 4000 kg |
| B. | 400 N |
| C. | 400 kg |
| D. | 450 kg |
| Answer» D. 450 kg | |