NSTSE (National Science Talent Search Exam- Unified Council) Class 6: Questions 1975 - 1982 of 2029

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Question number: 1975

» Chemistry » Changes Around Us

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Question

Among the following which one is not a physical change?

Choices

Choice (4) Response

a.

Color

b.

Shape

c.

State

d.

All a. , b. and c. are correct

Question number: 1976

» Chemistry » Separation of Substances

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MCQ▾

Question

Which of the following is an artificial magnet?

Choices

Choice (4) Response

a.

Ferrite

b.

Pyrrhotite

c.

Columbite

d.

None of the above

Question number: 1977

» Chemistry » Separation of Substances

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Question

How can the magnetic field of a permanent magnet be increased?

Choices

Choice (4) Response

a.

By applying mechanical pressure

b.

Can’t be increased

c.

By passing current through it

d.

None of the above

Question number: 1978

» Physics » Work and Machines

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Question

Which of the following are both simple machine and combination of simple machines?

Choices

Choice (4) Response

a.

Pulley

b.

Wheel and Axle

c.

Inclined plane

d.

None of the above

Question number: 1979

» Chemistry » Separation of Substances

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Question

Wood is an example of

Choices

Choice (4) Response

a.

Ferromagnetic substance

b.

Paramagnetic substance

c.

Diamagnetic substance

d.

None of the above

Question number: 1980

» Physics » Work and Machines

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Question

Which of the following is the example of class I lever?

Choices

Choice (4) Response

a.

A Spade

b.

A Nut Cracker

c.

Crowbar

d.

Question does not provide sufficient data or is vague

Question number: 1981

» Chemistry » Separation of Substances

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MCQ▾

Question

If a magnet is suspended, its poles rest in ________ direction.

Choices

Choice (4) Response

a.

East –West

b.

North west-South east

c.

North east - South west

d.

North-south

Question number: 1982

» Chemistry » Changes Around Us

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MCQ▾

Question

Slow change can be defined as –

Choices

Choice (4) Response

a.

Change which takes longer time

b.

Change which can take hours, days, months

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

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