Question # 1

That period in which voltage repeats its value in equal intervals is called:

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cycle

Time period

Frequency

Amplitude

Mathematical formula of spring constant is:

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F/x

X/F

F/t

F/m

A.C generator works on the principle of:

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Electrostatic induction

Electromagnetic induction

Law of gravitation

Third law of motion

study of charges at rest is called:

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acoustics

electrostatics

electronics

electricity

Mathematical formula of electromotive force (e.m.f) is:

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E = W/Q

E = Q/W

E = WQ

E = W2Q

The minimum value of angle of deviation is called:

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Minimum angle

Incident angle

Angle of minimum deviation

None of these

by connecting suitable high resistance in series with galvanometer it will convert into:

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voltmeter

galvanometer

ammeter

multimeter

Which element is used for the monitoring of thyroid glands?

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Iodine- 131

Phosphorus-32

Carbon-14

Potassium-40

In electric motor, the brushes are made of:

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Lead

Graphite

Iron

Wood

The relation between v,f andλ of a wave is:

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vf=λ

fλ = v

vλ =f

v=λ/f

The wave properties

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Reflection

Refraction

Diffraction

All of these

The disturbance travelling in a medium is called:

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Wave motion

Simple harmonic motion

Motion

both a ,b

Which is the unit of energy:

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KWh

Electron volt

Joule

All of above

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

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