Question # 1

If the distance is doubled between two masses. The gravitational force will decrease:

Choose an answer

4 times

2 times

One forth

One third

Gravitational force is a:

Choose an answer

Electric force

Magnetic force

Reactional force

Electromotive force.

The value of 'g' on the surface of moon is:

Choose an answer

1.62 ms^-2

10 ms^-2

20 ms^-2

Zero

Mass of earth is approximately _________

Choose an answer

3.7 x 10²⁴ kg

25.94 kg

6.0 x 10²²kg

6 x 10²⁴kg

The value of gravitational constant is, G is:

Choose an answer

6.67× 10-10 Nm2/Kg2

6.67× 10-11 Nm2/Kg2

6.67× 10-11

None

GPS consists of __________ earth satellites.

Choose an answer

30

2

7

24

The velocity of geostationary satellites with respect to Earth is

Choose an answer

Vo

2Vo

Zero

1/2 Vo

The orbital velocity of a satellite revolving at height 'h' above the surface of Earth is given by

Choose an answer

The value of g increases with the :

Choose an answer

Increase in the mass of the body

Increase in altitude

Decrease in altitude

None of the above

Law of Gravitation is consistence with:

Choose an answer

1st Law of motion

2nd Law of motion

3rd Law of motion

Law of momentum

Anything that rotates around a planet is called:

Choose an answer

Star

Sun

Moon

Satellite

Due to _____________ we can watch live programs.

Choose an answer

Natural Satellite

Antenna

Artificial satellite

Nil

Moon is nearly km away from the Earth:

Choose an answer

3,80,000 km

3800 km

3,80 km

38 km

More Classes

Other Links

Physics 9th Class English Medium Unit 5 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer