 
			 
			MCQOPTIONS
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				| 1. | A planet as a radius R and density P . The escape velocity of this planet is _____ | 
| A. | directly proportional to P | 
| B. | inversely proportional to P | 
| C. | directly proportional to P<sup>1/2</sup> | 
| D. | inversely proportional to P<sup>1/2</sup> | 
| Answer» D. inversely proportional to P<sup>1/2</sup> | |