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10th Class Physics English Medium KPK Boards Online Mcqs MCQs With Answers

Question # 1

1 MB =

Choose an answer

1022KB

1023KB

1024KB

1025KB

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Question # 2

Concave mirror formula is given by:

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R = 2r

sin<i/sin<r

1/f=1/p+1/q

1/f=1/p-1/q

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Question # 3

To see from submarine the ship at the surface of water , we use:

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Telescope

Microscope

Peri scope

Prism

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Question # 4

By keeping resistance constant if we double the voltage then current will be:

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Double

4 times

¼ times

Half

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Question # 5

Electric motor converts electrical energy into:

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Chemical energy

Solar energy

Heat energy

Mechanical energy

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Question # 6

The true ratio of a transformer is 10. It means:

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Vs = 10Vp

Ns = Np/10

Ns = 10NP

VS= Vp/10

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Question # 7

1 volt is equal to:

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JC^-1

JC^-2

JC^-3

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Question # 8

A current carrying conductor produces a field around it is called:

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Electric field

Magnetic field

Both a and b

None of these

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Question # 9

The power of small fan is:

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40 W

50 W

60 W

80 W

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Question # 10

The time period of frequency and time period is equal to:

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Question # 11

Which of the following tasks are performed by most of the algorithms?

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Input

Out put

Processing

All of these

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Question # 12

The 1st practical electric battery is known as:

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Voltaic

Pile

Voltaic pile

Voltaic cell

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Question # 13

the phenomena which is used in applying paints on the surface of different articles is called:

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electroplating

electroscope

electrostatic induction

electrolytes

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