Class 9 MCQ Questions for Chapter 10 Gravitation with Answers

We have compiled the MCQ Questions for Class 9 Science Chapter 10 Gravitation with Answers Pdf free download covering the entire syllabus for CBSE Class 9 Science. Practice MCQ Questions for Class 9 Science with Answers on a daily basis and score well in exams. Refer to the Gravitation Class 9 MCQs Quiz Questions with Answers here along with a detailed explanation.

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MCQ Questions for Class 9 Science Chapter 10 Gravitation  with Answers

MCQ Questions for Class 9 Science Chapter 10 Gravitation with Answers

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1. When a mango falls from a mango tree then

 
 
 
 

2. An object weighs 10 N in air. When immersed fully in water, it weighs only 8 N. The weight of the liquid displaced by the object will be

 
 
 
 

3.  A ball weighing 4 kg of density 4000 kgm-3 is completely immersed in water of density103 kgm-3. What will be the buoyant force acting on it?

 
 
 
 

4. A boy is whirling a stone tied with a string in a horizontal circular path as shown in the following figure:

jagran josh

If the string breaks the stone:

 
 
 
 

5. The weight of an object at the centre of the Earth of radius R is (NCERT Exemplar)

 
 
 
 

6. The acceleration due to gravity on the Earth depends upon the

 
 
 
 

7.  Choose the correct unit for the relative density among the following:

 
 
 
 

8. A boy is whirling a stone tied to a string in a horizontal circular path. If the string breaks, the stone

 
 
 
 

9. The force of attraction between two unit point masses separated by a unit distance is called

 
 
 
 

10. The atmosphere is held to the Earth by

 
 
 
 

11. In the relation F = GM mld2, the quantity G

 
 
 
 

12. Two objects of different masses falling freely near the surface of the moon would

 
 
 
 

13. The value of acceleration due to gravity

 
 
 
 

14. The value of quantity G in the law of gravitation

 
 
 
 

15. A stone is released from the top of a tower of height 19.6 m. Then its final velocity just before touching the ground will be:

(Take g = 9.8 m/s2)

 
 
 
 

16. When a ship floats in sea water

 
 
 
 

17. Two particles are placed at some distance. If the mass of each of the two particles is doubled, keeping the distance between them unchanged, the value of gravitational force between them will be:

 
 
 
 

18. Law of gravitation gives the gravitational force between

 
 
 
 

19. The gravitational force between two objects is F. If masses of both objects are halved without changing the distance between them, then the gravitational force would become

 
 
 
 

20. A girl stands on a box having 60 cm length, 40 cm breadth and 20 cm width in three ways. In which of the following cases, pressure exerted by the box will be

 
 
 
 

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