NSO Level 1- Science Olympiad (SOF) Class 9: Questions 1044 - 1049 of 1123

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Passage

Direction: Observe the figure carefully and answer the questions

The Image of Gravitational force between the objects

The Image of Gravitational Force between the Objects

The Image of Gravitational force between the objects

Question number: 1044 (4 of 4 Based on Passage) Show Passage

» Physics » Gravitation & Pressure

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MCQ▾

Question

If the mass of the first object is doubled, the gravitational force between them would be changed to

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1045

» Physics » Gravitation & Pressure

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MCQ▾

Question

The weight of a person becomes zero

Choices

Choice (4) Response

a.

When he is standing at a freely falling lift

b.

When he is at the centre of earth

c.

When he is inside a spacecraft

d.

All a. , b. and c. are correct

Question number: 1046

» Physics » Gravitation & Pressure

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MCQ▾

Question

The value for g is derived from the equation

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1047

» Physics » Gravitation & Pressure

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MCQ▾

Question

Smith is practicing ice-skating. His coach has instructed him to turn to left. He tried a lot but he could not. The possible reason would be

(1) Lack of friction between the wheel of the skate and ice

(2) The inertia tends him to move in straight line.

(3) The normal outward force applied by the ice prevents the turning

(4) No centripetal force is produced for a circular movement

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1048

» Physics » Gravitation & Pressure

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MCQ▾

Question

If the same ball is kept at a height of and allowed to fall freely, the initial velocity of the ball would be

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1049

» Physics » Gravitation & Pressure

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MCQ▾

Question

In the equation is called

Choices

Choice (4) Response

a.

Universal gravitational constant

b.

Gravitational force of Earth

c.

Gravitational force of Sun

d.

None of the above

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