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Physics 10th Class English Medium Unit 1 Online Test MCQs With Answers

Question # 1

Floppy has a storage capacity

Choose an answer

4-5 MB

3-4 MB

1-3 MB

3-6 MB

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Question # 2

One byte is equal to:

Choose an answer

7 bits

5 bits

8 bits

9 bits

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Question # 3

The disturbance travelling in a medium is called:

Choose an answer

Wave motion

Simple harmonic motion

Motion

both a ,b

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Question # 4

The wave properties

Choose an answer

Reflection

Refraction

Diffraction

All of these

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Question # 5

If the distance is nspring is 'x' of mass 'm' attached with a spring then restoring force is:

Choose an answer

F =ma

F =kx

F = mx

F= m/a

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Question # 6

The S.I unit of Spring constant is:

Choose an answer

Nm-1

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Question # 7

Which of the following is a method of energy transfer.

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Conduction

Reatiation

wave motion

all of these

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Question # 8

If the mass of a spring mass system is doubled, its time period becomes:

Choose an answer

√2 T

T/2

√T/2

T/√2

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Question # 9

Which of the following is an example of simple harmonic motion:

Choose an answer

Motion of a simple pendulum

The motion of ceiling fan

The spinning of the earth on its axis

A bouncing ball on a floor

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Question # 10

If the mass of the bob of a pendulum is increased by a factor of 3. The period of the pendulum's motion will:

Choose an answer

Be increased by a factor 2

Remain the same

Be decreased by a factor of 2

Be decresaed by a facro of 4

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Question # 11

Diffraction of wave can be observed clearly only when the size of slit or obstacle is nearly__________ to the wavelength of the wave:

Choose an answer

Two times

Equal

Four times

None of these

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Question # 12

The water waves after striking the hurdle will:

Choose an answer

Reflect

Refract

Diffract

All a , b, c

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