NSTSE (National Science Talent Search Exam- Unified Council) Class 6: Questions 1949 - 1955 of 2029

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Question number: 1949

» Physics » Work and Machines

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MCQ▾

Question

For class III lever MA is:

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question number: 1950

» Physics » Work and Machines

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MCQ▾

Question

Two or more pulley is called

Choices

Choice (4)Response

a.

Block and Tackle System

b.

Many Block System

c.

All of the above

d.

Question does not provide sufficient data or is vague

Question number: 1951

» Chemistry » Separation of Substances

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MCQ▾

Question

Electromagnet was discovered in

Choices

Choice (4)Response

a.

1824

b.

1891

c.

1819

d.

1870

Question number: 1952

» Physics » Work and Machines

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MCQ▾

Question

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

Choices

Choice (4)Response

a.

A Nut Cracker

b.

A Sugar Tong

c.

A Crowbar

d.

None of the above

Question number: 1953

» Physics » Work and Machines

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MCQ▾

Question

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

Choices

Choice (4)Response

a.

Gain in Speed

b.

Change in Direction

c.

Gain in Torque

d.

Force Multiplier

Question number: 1954

» Physics » Work and Machines

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MCQ▾

Question

By using which of the following type of lever, we must apply the force greater than the force of load.

Choices

Choice (4)Response

a.

Class III Lever

b.

Class IV Lever

c.

Class I Lever

d.

Class II Lever

Question number: 1955

» Chemistry » Separation of Substances

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MCQ▾

Question

Magnetic compass consists of ________ magnet in the form of needle.

Choices

Choice (4)Response

a.

Two

b.

One

c.

Bar

d.

Horse-shoe

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