# MCQ Set 2 from Gravitation

* MCQ on Gravitation pdf*>> This is the second set of multiple choice questions with answers from chapter gravitation. These objective questions are very useful for any competitive examinations like SSC, CGL, CHSL Railway Group C & D and obviously for UPSC or IAS. So my dear aspirants i hope this will help you for preparing for govt job exams.

Before trying these questions as a quiz I would suggest you to read the important general knowledge from * gravitation *from the link given bellow.

`Q.1`

Gravitation force between two masses m_{1} and m_{2} is proportional to –

A: m_{1}+m_{2}

B: m_{1}-m_{2}

C: m_{1}÷m_{2}

D: m_{1}×m_{2}

Answer

m_{1}×m_{2}

`Q.2`

Two masses m_{1} and m_{2 }are kept at a distance R. Gravitation force between them is proportional to –

A: R

B: 1/R

C: 1/R^{2}

D: R^{2}

Answer

1/R^{2}

`Q.3`

Observe the following figures and answer the question.

Which figure showing gravitational vs distance graph is correct?

A: option A

B: option B

C: option C

D: option D

Answer

Option C is correct.

`Q.4`

Gravitational potential is –

A: proportional to distance

B: inversely proportional to distance

C: proportional to the square of the distance

D: inversely proportional to the square of the distance

Answer

inversely proportional to distance.

`Q.5`

What is the escape velocity of moon?

A: 2.00 Km/sec

B: 2.38 km/sec

C: 3.28 km/sec

D: 2.83 km/sec

Answer

2.38 km/sec

`Q.6`

What is the escape velocity of sun?

A: 618 km/sec

B: 200 km/sec

C: 322 km/sec

D: 465 km/sec

Answer

618 km/sec

`Q.7`

If we through a ball upward then gravitational acceleration on the ball will be –

A: zero

B: positive

C: negative

D: negligible

Answer

negative

`Q.8`

If we double the distance between two objects, gravitational force will be

A: double

B: half

C: one fourth

D: 4 times greater

Answer

one fourth

`Q.9`

Which of the following statement(s) is/are correct?

1> value of gravitational acceleration decreases with height or depth from earth’s surface.

2> gravitational acceleration is maximum at pole.

3> value of gravitational acceleration increase due to rotation of earth.

4> If angular speed of earth become 17 times its present value, a body on the equator becomes weightless.

A: Only option 1 is correct;

B: Options 1 and 2 are correct;

C: Option 1, 2 and 3 are correct;

D: options 1, 2 and 4 are correct;

Answer

Options 1, 2 and 4 are correct

`Q.10`

If we double the mass of an artificial satellite then its orbital speed –

A: will be double:

B: will be half of its initial speed;

C: will be one fourth of its initial speed:

D: is independent of its mass;

Answer

Ans D independent of its mass

<<⇐ Previous set MCQ on Gravitation