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Physics 10th Class English Medium Online Test MCQs With Answers

Question # 1

According to Coulomb's law , what happens to the attraction of two oppositely charged objects as their distance of separation increases?

Choose an answer

Increase

Decreased

remain unchanged

can not be determined

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Question # 2

The line which passes through pole of the mirror and center of curvature is called principal:

Choose an answer

axis

Focus

Line

None of these

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Question # 3

If current is flowing from bottom end to the top end in a wire, according to right hand rule the direction of line of forces would be:

Choose an answer

Anti-clock wise

Clock wise

Left and Right

Along the conductor.

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Question # 4

If Current flowing through switch then the output is expressed as:

Choose an answer

-1

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Question # 5

What happens to the intensity of the brightness of the lamps connected in series as more and more lamps are added?

Choose an answer

Increases

Decreases

Remains the same

Can not be predicted

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Question # 6

Which of the following is an insulator:

Choose an answer

Copper

Iron

Silk

Silver

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Question # 7

Nuclear fission was first observed in

Choose an answer

1936

1937

1938

1939

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Question # 8

What type of graph is in between V and I?

Choose an answer

Curved

Parabola

Straight line

None of these

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Question # 9

The two inputs of a NAND gate are A and B. Its output would be zero when:

Choose an answer

A = 0, B = 0

A = 1, B= 0

A = 1 , B = 1

A = 0 , B = 1

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Question # 10

The particles emitted from a hot cathode surface are:

Choose an answer

Positive ions

Negative ions

Protons

Electrons

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Question # 11

Unlike charges always:

Choose an answer

Repel each other

Attract each other

Sometimes repel and attract each other

Both A and B

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Question # 12

the power of washing machine is:

Choose an answer

700 W

750 W

650 W

800 W

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