Question # 1

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

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Increase

Decreased

remain unchanged

can not be determined

One micro coulomb charge is equal to:

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10^-3 C

10³C

10⁶C

10^-6C

1 bel=

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0.1 dB

10 dB

100 dB

0.01 dB

In case of OR and AND operation, if switches s₁ and s₂ both are open then lamp is:

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On

Off

Sometimes on and sometimes off

Neither on nor off

To hear echoes, the minimum distance of the obstacle from source of sound should be:

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10m

15m

17m

20m

One coulomb is equal to charge of ________ electrons.

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6.25 x 10^-19

6.25 x 10¹⁹

6.25 x 10¹⁸

6.25 x 10^-18

1 volt is equal to:

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JC

JC^-1

JC^-2

JC^-3

Big unit of capacitance is:

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Farad

Volt

watt

coulomb

1 Pico Farad is equal to:

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10^-9F

10^-12F

10¹²F

10^-6F

If we double the distance between two charges, what will be the change in the force between them?

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Half

Double

One fourth

Four times

Which frequency is used by elephants to communicate with each other:

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Zero frequency

Low frequency

Medium frequency

High frequency

The SI the unit of charge is:

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Jpi;e

Volt

Coulomb

Watt

Which device is used to store charge:

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Resister

Capacitor

Dielectric

Fuse

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10th Class Physics Chapter 13 Electrostatics English Medium KPK Boards Online Mcqs MCQs With Answers

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