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Class 9 Science Chapter 10 Gravitation Quiz 2 (25 MCQs)

Quiz Instructions

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1. Two objects move toward each other gravitationally. As they get closer, the force between them:
2. Weight of an object on moon =?
3. In which location would you weight the least?
4. Which is the strongest force in nature
5. Properties of weight are given below which is not correct
6. A coin and a feather are dropped together in a vacuum. Then (a) the coin will reach the ground first (b) the feather will reach the ground first (c) both will reach the ground at the same time (d) the feather will not fall down
7. What is the value of g?
8. Two particles are placed at some distance. If the mass of each of the two particles is doubled, keeping the distance between them is increased by two times, the value of gravitational force between them will be
9. Even if we go to another planet ..... remains the same
10. The period of a satellite in a circular orbit of radius R is T. The period of another satellite in circular orbit of radius 4R is
11. In a vaccum, all freely falling objects
12. The gravitational force between two objects is F. If masses of both objects are halved without changing distance between them, then the gravitational force would become
13. The value of Universal Gravitational constant is
14. The value of 'g' ..... if we go inside the Earth
15. A man can jump to a height of 1.5 m on a planet A.What is the height he may be able to jump on another planet whose mass and radius are double to the planet A
16. The Constant G:G's constant:
17. The value of quantity G in the law of gravitation
18. The force of attraction between two unit point masses separated by a unit distance is called
19. An apple falls from a tree because of the gravitational attraction between the earth and the apple. If F1 is the magnitude of the force exerted by the earth on the apple and F2 is the magnitude of the force exerted by the apple on the earth, then
20. The mass of moon is about 0.012 times that of the earth and its diameter is about 0.25 times that of earth. The value of G on the moon will be:
21. The value of universal gravitational constant G in the formula for gravitational force:
22. When a body is thrown vertically upward, what will be its final velocity
23. Where will it be profitable to purchase 1 kg sugar (by spring balance)
24. What is the force that causes objects to fall towards the Earth?
25. If you stood on a ladder so you were twice as far from Earth's centre, your weight would be:
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