Question # 1

One micro coulomb charge is equal to:

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10^-3 C

10³C

10⁶C

10^-6C

SI unit of capacitance is:

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Joule

Volt

Watt

Farad

1 volt is equal to:

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JC

JC^-1

JC^-2

JC^-3

The S.I unit of electric potential is:

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Watt

Joule

Coulomb

Volt

An object gains excess negative charge after being rubbed against another object, which is:

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Neutral

Negatively charged

Charged

Either, a,b,and c

SI unit of electric intensity is:

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NC

NC^-1

NC^-2

NC^-3

The speed of sound was accurately measured in:

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1736

1737

1738

1739

The 1st practical electric battery is known as:

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Voltaic

Pile

Voltaic pile

Voltaic cell

The sound level of rustling of leave is:

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1 dB

20 dB

30 dB

10 dB

Big unit of capacitance is:

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Farad

Volt

watt

coulomb

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

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Zero frequency

Low frequency

Medium frequency

High frequency

Two charged spheres are separated by 2 mm. Which of the following would produced the greatest attractive force?

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+1 q and +4q

-1 q and -4q

+2 q and +2q

+2 q and -2q

Level of noise recommended in eight, hour work day:

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80-90 dB

80-85- dB

85-90 dB

90-95 dB

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Physics 10th Class English Medium Unit 4 Online Test MCQs With Answers

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