All In One ICSE Physics>Chapter 4 - Gravitation>CHALLENGERS>Q 3

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9th ICSE

IMPORTANT

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Consider the following diagrams.

If the gravitational force for system A is F, then what will be the gravitational force for system B?

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Important Questions on Gravitation

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9th ICSE

IMPORTANT

All In One ICSE Physics>Chapter 4 - Gravitation>CHALLENGERS>Q 4

A mass of

1 g

is separated from another mass of

1 g

by a distance of

1 cm

. How many

g - wt

of force exists between them?

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9th ICSE

IMPORTANT

All In One ICSE Physics>Chapter 4 - Gravitation>CHALLENGERS>Q 5

Two bodies weighing $50 kg$ and $10 kg$ are kept at a distance $5 m$ apart. If the distance between them is increased by $5 m$ , then the value of percentage change in force.

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All In One ICSE Physics>Chapter 4 - Gravitation>CHALLENGERS>Q 6

An apple falls from a tree because of gravitational force of attraction

F_{1}

between the Earth and apple. If

F_{2}

is the magnitude of force exerted by apple on the Earth, then :

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All In One ICSE Physics>Chapter 4 - Gravitation>CHALLENGERS>Q 7

If the diameter of Earth becomes two times of its present value and its mass remains unchanged, then how would the weight of an object on the surface of the Earth be affected?

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9th ICSE

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All In One ICSE Physics>Chapter 4 - Gravitation>CHALLENGERS>Q 8

If the radius of the Earth shrinks by

4 %

and there is no change in its mass, then acceleration due to gravity, which depends on mass and radius will change. By how much does the value of

g

change?