NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 1292 - 1298 of 2000

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Question number: 1292

» Chemistry » Atoms & Molecules

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Question

How many molecules of water and oxygen atoms are present in 9g of water?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1293

» Chemistry » Atoms & Molecules

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Question

How many number of moles does liters of contain under normal conditions?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1294

» Physics » Sound

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MCQ▾

Question

Which of the following is/are quantity/quantities of sound waves?

Choices

Choice (4) Response

a.

Wavelength

b.

Amplitude

c.

Frequency

d.

All a. , b. and c. are correct

Question number: 1295

» Physics » Force & Laws of Motion

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Question

To hold a wooden block, the force is applied of . The mass of wooden block is approximately:

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Choice (4) Response

a.

b.

c.

d.

204 g

Question number: 1296

» Physics » Gravitation & Pressure

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Question

The earth attracts a body of mass on its surface with a force:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1297

» Physics » Motion

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Question

A child kicks a ball along x – direction such that ball starts moving with velocity of . If the velocity of the ball decreases at the rate of , the time taken by the ball to be stationary is –

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1298

» Physics » Motion

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MCQ▾

Question

An particle moves along a circular path of radius with a constant speed. If it take to move from a point on the path to the diametrically opposite point, then the distance covered , speed , displacement respectively are:

Choices

Choice (4) Response

a.

b.

c.

d.

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