NSTSE (National Science Talent Search Exam- Unified Council) Class 6: Questions 1967 - 1974 of 2029

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Question number: 1967

» Chemistry » Changes Around Us

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MCQ▾

Question

All changes occur in nature can be to us.

Choices

Choice (4) Response

a.

Harmful

b.

Useful

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question number: 1968

» Physics » Work and Machines

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MCQ▾

Question

The gear which causes motion is:

Choices

Choice (4) Response

a.

Driven gear

b.

Driver gear

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question number: 1969

» Chemistry » Separation of Substances

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MCQ▾

Question

The process of magnetic induction takes place in which of the following materials.

Choices

Choice (4) Response

a.

Nickel

b.

Cobalt

c.

Iron

d.

All a. , b. and c. are correct

Question number: 1970

» Physics » Work and Machines

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MCQ▾

Question

Mechanical Advantage is the ratio of:

Choices

Choice (4) Response

a.

Effort to Resistance

b.

Load to Effort

c.

Effort to Load

d.

All of the above

Question number: 1971

» Physics » Work and Machines

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MCQ▾

Question

In gear when driving wheel is greater than driven wheel then it is used for

Choices

Choice (4) Response

a.

Change in Direction

b.

Gain in Speed

c.

Force Multiplier

d.

Gain in Torque

Question number: 1972

» Physics » Work and Machines

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MCQ▾

Question

The force applied to the machine is known as:

Choices

Choice (4) Response

a.

Resistance

b.

Resistance and Load

c.

Effort

d.

Load

Question number: 1973

» Chemistry » Changes Around Us

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MCQ▾

Question

In which change heat & light are consumed or given out.

Choices

Choice (4) Response

a.

Chemical

b.

Fast

c.

Reversible

d.

Question does not provide sufficient data or is vague

Question number: 1974

» Physics » Work and Machines

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MCQ▾

Question

Due to the presence of friction, efficiency of inclined plane is:

Choices

Choice (4) Response

a.

Less than 100%

b.

0%

c.

Equal to 100%

d.

More than 100%

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