More Classes

5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject

9th Class Physics Chapter 5 Gracitation English Medium KPK Boards Online Mcqs MCQs With Answers

Question # 1

The velocity of geostationary satellites with respect to Earth is

Choose an answer

2Vo

Zero

1/2 Vo

Skip

Question # 2

Near the surface of Earth, the gravitational field strength is

Choose an answer

10 Nkg-1

Zero

100 Nkg-1

1000 Nkg-1

Skip

Question # 3

The value of g at a height one Earth's radius above the surface of the earth is:

Choose an answer

1/2 g

1/3 g

1/4 g

Skip

Question # 4

Weight of the body is__________ to the gravity force between body and earth:

Choose an answer

Less than

Greater than

Equal

Constant

Skip

Question # 5

The gravitational field exist _________ the earth.

Choose an answer

One direction

Upward

All aorund

Downward

Skip

Question # 6

The altitude of geostationary orbits in which communication satellites are launched above the surface of the Earth is

Choose an answer

850 km

1000 km

6400 km

42,300 km

Skip

Question # 7

The Earth attracts a body with a force equal to its:

Choose an answer

Velocity

Gravity

Weight

Mass

Skip

Question # 8

Mass of earth is approximately _________

Choose an answer

3.7 x 10²⁴ kg

25.94 kg

6.0 x 10²²kg

6 x 10²⁴kg

Skip

Question # 9

The orbital speed of a low orbit satellite is

Choose an answer

Zero

8 ms-1

800 ms-1

8000 ms-1

Skip

Question # 10

The height of geostationary satellites with respect to Earth is

Choose an answer

36,300 km

40,300 km

30,300 km

42,300 km

Skip

Question # 11

The radius R of Earth is

Choose an answer

6.4 x 106 m

6.4 x 108 m

6.4 x 1010 m

6.4 x 1012 m

Skip

Question # 12

The value of 'g' on the surface of Mars:

Choose an answer

3.73 ms^-2

1.62 ms^-2

Zero

Constant

Skip

Question # 13

Moon is our satellite:

Choose an answer

Artificial

Permanent

Natural

Communication

Skip

Back