MCQOPTIONS
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| 1. |
An object is projected vertically upwards with a velocity (gr) 1/2. What is the maximum height reached by the object if R is the radius of the earth and g is the acceleration due to gravity? |
| A. | R/2 |
| B. | R |
| C. | 2R |
| D. | 4R |
| Answer» C. 2R | |