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MCQ-1-Class-10-Science-1-Chapter-1-Gravitation-MSBSHSE

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20 Mark Test
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1.

True or False

Q. The weight of a body is minimum at the poles.

 
 

2.

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Q. The ratio gearth / gmoon is equal to ……….

 
 
 
 

3.

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Q. Due to the …….. force, the earth attracts all objects towards it.

 
 
 
 

4.

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Q. The SI unit of the universal constant of gravitation is ……….

 
 
 
 

5.

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Q. If the earth shrinks to half of its radius, its mass remaining the same, the weight of an object on the earth will become ……… times.

 
 
 
 

6.

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Q. The acceleration due to gravity does not depend on the ……… of the body.

 
 
 
 

7.

True or False

Q. At the centre of the earth, the value of theacceleration due to gravity becomes zero.

 
 

8.

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Q. Outside the earth, the weight of a body varies as ………

 
 
 
 

9.

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Q. The SI unit of weight is the ……….

 
 
 
 

10.

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Q. The gravitational force between two particles separated by a distance r varies as……….

 
 
 
 

11.

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12.

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Q. The value of the acceleration due to gravity ………….. as we move from the equator to a pole.

 
 
 
 

13.

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Q. The weight of a body is ……… at the poles.

 
 
 
 

14.

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Q. According to Kepler’s third law T2 is directly proportional to rn, where n=……………..

 
 
 
 

15.

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Q. In the usual notation, the acceleration due to gravity at a height A from the surface of the earth is ……….

 
 
 
 

16.

True or False

Q. The CGS unit of the universal constant of gravitation is the dyne-cm2/gram2.

 
 

17.

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Q. According to Kepler’s first law, the orbit of a planet is ……… with the Sun at one of the ……….

(i) an ellipse (ii) circle (iii) foci (iv) centre

 
 
 
 

18.

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Q. According to Kepler’s second law, the line joining the planet and the Sun ……… in equal intervals of time.

 
 
 
 

19.

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Q. The CGS unit of weight is the ……….

 
 
 
 

20.

True or False

Q. If the separation between two particles is doubled, the  gravitational force between the particles becomes half the initial force.

 
 

21.

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Q. The escape velocity of a body from the earth’s surface vesc =

 
 
 
 

Question 1 of 21

 

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15 thoughts on “MCQ-1-Class-10-Science-1-Chapter-1-Gravitation-MSBSHSE”

  2. We have corrected the mistakes from above test,
    Students thanks for your kind co-operation.
    enjoy the test and judge yourself.
    Thanks
    Admin
    Kitabcd Academy
    13-03-2021

    Reply

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