NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 1593 - 1598 of 2028

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Question number: 1593

» Physics » Sound

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MCQ▾

Question

An object is vibrating with frequency, then time period of an object is:

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1594

» Biology » Reaching the Age of Adolescence

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MCQ▾

Question

Which of the following hormone/hormones are associated with secondary sexual characteristics like body hair, breast enlargement and muscle development?

I. Corticosteroids

II. Progesterone

III. Testosterone

Which statement (s) is/are correct?

Choices

Choice (4)Response

a.

II and III only

b.

I, II and III only

c.

I only

d.

III only

Question number: 1595

» Physics » Force and Pressure

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MCQ▾

Question

A batsman hits ball and make six runs. This is due to:

Choices

Choice (4)Response

a.

Friction between bat and the ball

b.

Application of force by batsman

c.

Increase in speed of bat

d.

Question does not provide sufficient data or is vague

Question number: 1596

» Physics » Sound

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MCQ▾

Question

If a source of sound vibrates times in , then the frequency of the sound is:

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1597

» Physics » Sound

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MCQ▾

Question

When sound wave travels in a medium, in means:

Choices

Choice (4)Response

a.

The disturbance in particles of medium travels

b.

The particles of medium travel

c.

The whole medium travels

d.

The source travels

Question number: 1598

» Physics » Force and Pressure

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MCQ▾

Question

Pressure due to water is higher at:

Choices

Choice (4)Response

a.

Exact middle of depth of sea

b.

Bottom of sea

c.

Top of sea

d.

Same at everywhere in sea

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