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Intensity of Gravitational Field Multiple Questions and Answers.
| 6. | A body weighed 250N on the surface. Assuming the earth to be a sphere of uniform mass density, how much would it weigh half way down to the centre of earth? | ||
| A. | 240N | ||
| B. | 210N | ||
| C. | 195N | ||
| D. | 125N | ||
| 7. | A missile is launched with a velocity less than escape velocity. The sum of its kinetic energy and potential energy is? | ||
| A. | Zero | ||
| B. | Positive | ||
| C. | Negative | ||
| D. | First positive and then negative | ||
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