Question # 1

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

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2 g

1/2 g

1/3 g

1/4 g

The mass of Earth is

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6 x 1018 kg

6 x 1020 kg

6 x 1022 kg

6 x 1024 kg

The first man who came up with the idea of gravity was?

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Issac Newton

Einstein

Faraday

J,S Joseph

The radius R of Earth is

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6.4 x 106 m

6.4 x 108 m

6.4 x 1010 m

6.4 x 1012 m

The gravitational field exist _________ the earth.

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One direction

Upward

All aorund

Downward

GPS system consists of earth satellites:

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4

20

24

30

At the surface of the earth value of 'g' is measured by using formula:

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g=GMe/R

g = GMe/R²

g = 2GMe/R²

g = GMe/2 R

Mass of earth is Me is :

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Me = 6× 1024 kg

6× 1024 kg

7× 1024 kg

6× 1024 Mg

The radius R of the earth is:

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6 x 10¹⁸m

6.4 x 10⁶m

6.4 x 10⁸m

6.4 x 10¹²m

The earth also completes its one revolution about its axis in.

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1 Hours

6 Hours

13 Hours

24 Hours

The value of g is maximum at:

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Mountains

Maximum height

Surface of earth

At 2R

The value of gravitational constant is SI unit is

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0.673 x 10-10

6.673 x 10-11

4.32 x 10-9

5.32 x 10-11

Newton's law of gravitation resembles with

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1st law of motion

2nd law of motion

3rd law of motion

Law of gravitation

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

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