NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 1504 - 1510 of 2000

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Question number: 1504

» Physics » Force & Laws of Motion

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MCQ▾

Question

A solid iron sphere of mass falls from height of . How much momentum will solid iron sphere transfer to the floor?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1505

» Physics » Motion

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MCQ▾

Question

The angular velocity of the hour hand of the clock is:

Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

Question number: 1506

» Physics » Sound

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Question

A stone is freely fallen from a top of the tower of height . If the speed of the sound is and acceleration due to gravity is , then when is the sound splash heard?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1507

» Physics » Force & Laws of Motion

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MCQ▾

Question

Which Newton’s law gave the concept of inertia?

Choices

Choice (4)Response

a.

Newton’s second law

b.

Newton’s first law

c.

Newton’s third law

d.

None of the above

Question number: 1508

» Physics » Gravitation & Pressure

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MCQ▾

Question

A body weight on the surface of the earth. How much will it weight on the surface of planet “P” whose mass is and radius half of earth?

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Choice (4)Response

a.

b.

c.

d.

Question number: 1509

» Physics » Work, Energy & Power

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Question

The work done by a force of to displace a book through along the direction of the push is:

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1510

» Physics » Gravitation & Pressure

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MCQ▾

Question

Consider a heavenly body of mass and radius . Where, and are the mass and radius of the earth respectively. The acceleration due to gravity at the surface of this heavenly body is:

Choices

Choice (4)Response

a.

b.

c.

d.

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