Question # 1

The filament of an electric bulb is made of:

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Nickel

Aluminium

Tungsten

Carbon

electric field is weak when:

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lines are far apart

lines are close together

no lines are present

lines are directed outside

The minimum value of angle of deviation is called:

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Minimum angle

Incident angle

Angle of minimum deviation

None of these

Which radiations are free of effect of electric and magnetic field?

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Alpha

Beta

Gamma

Alpha and beta

The sound level of rustling of leave is:

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1 dB

20 dB

30 dB

10 dB

The S.I unit of electric power is:

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Volt

Watt

Ampere

Joule

A device which has two ways of communication is:

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television

radio

hard disk

mobile phone

The time period of mass attached with a spring can be calculated by:

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T = 2π√L/g

T = 1/T

T =2π√g/L

T = 2π√m/k

Big unit of capacitance is:

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Farad

Volt

Watt

Coulomb

The disturbance travelling in a medium is called:

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Wave motion

Simple harmonic motion

Motion

both a ,b

An object is placed 6 cm away in front of a concave mirror that has 10 cm focal length. Determine the location of the image:

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-5 cm

-10 cm

-15 cm

-20 cm

the power of washing machine is:

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700 W

750 W

650 W

800 W

The property of substance, which opposes the flow of current through it is called.

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Resistance

Reactance

Resistivity

None of these

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

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