IIT JEE : Gravitation QUESTIONS AND ANSWERS :: part4 : 16 to 20
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
16.A body is thrown up from the surface of Earth with a velocity equal to 3 / 4 th of the escape velocity from the surface of Earth. The height attained by the body is |
| 9R / 7 |
| 7R / 9 |
| 11R / 17 |
| 19R / 20 |
17.Assume that the time period of a satellite close to the surface of Earth is 80 minutes. What is the time period of another Earth satellite in an orbit of radius equal to four times the Earth s radius ? |
| 640 minutes |
| 660 minutes |
| 680 minutes |
| 720 minutes |
More Gravitation QUESTIONS AND ANSWERS available in next pages
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