MCQOPTIONS
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| 1. |
If the moon is to escape from the gravitational field of the earth forever, it will require a velocity [SSC CGL] |
| A. | 11.2 km/s |
| B. | less than |
| C. | slightly more than 111.2 km/s |
| D. | 22.4 km/s |
| Answer» B. less than | |