physics-9-chapter-4-turning-effect-of-force-9


1. At a height equal to two Earth radius above the surface of the Earth, g becomes ......................of its value on the Earth?




2. Calculate the value of g, the acceleration due to gravity at an altitude 1000 km. The mass of the Earth is 6.0 x 1024 kg. The radius of the Earth is 6400 km?




3. The value of g at a height one Earth’s radius above the surface of the Earth is...........?




4. What is the radius of earth?




5. Upon which of the following, the value of g on the surface of a celestial object depends on?




6. What is the value of ‘g’ on Sun?




7. On which of the following, the value of ā€˜gā€™ is 274.2 ms-2?




8. What is the value of ‘g’ on Mercury?




9. On which of the following, the value of ā€˜gā€™ is 3.7 ms-2?




10. What is the value of ‘g’ on Venus?




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