NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 1778 - 1784 of 2028

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Question 1778

Question

MCQ▾

When a block is sliding on a horizontal stationary table, which type of force of friction is acting between surface of table and the block?

Choices

Choice (4)Response

a.

Rolling friction

b.

Fluid friction

c.

Dynamic friction

d.

Stationary friction

Question 1779

Question

MCQ▾

Which of the following does not have streamlined shape?

Choices

Choice (4)Response

a.

Airplane

b.

Kite (Bird)

c.

Parachute

d.

Whale

Question 1780

Question

MCQ▾

In machine, due to friction between moving parts, there is found:

Choices

Choice (4)Response

a.

Light

b.

Heat

c.

Energy

d.

Oil

Question 1781

Question

MCQ▾

If a plastic comb is rubbed with dry hair, which of the following electric charges are acquired by the plastic comb?

Choices

Choice (4)Response

a.

Neutral

b.

Positive charge

c.

Either negative or positive

d.

Negative charge

Question 1782

Question

MCQ▾

Light is:

Choices

Choice (4)Response

a.

Electromagnetic radiation

b.

Black body radiation

c.

Infrared radiation

d.

Radio waves

Question 1783

Question

MCQ▾

The unit of the electric charge is:

Choices

Choice (4)Response

a.

Volt

b.

Ampere

c.

Watts

d.

Coulomb

Question 1784

Question

MCQ▾

The metals, which is used in electroplating to make object appear shining, is:

Choices

Choice (4)Response

a.

Chromium

b.

Copper

c.

Aluminum

d.

None of the above

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