Question # 1

SI unit of electric intensity is:

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NC

NC^-1

NC^-2

NC^-3

Frequency of tuning fork depends upon its …………. of prongs:

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Weight

Speed

Mass

Distance

Electric potential is a quantity:

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Scalar

Vector

Base

All

Which is the most suitable means of reliable continuous communication between an orbiting satellite and earth:

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Mecrowaves

Radio waves

Sound waves

Any light waves

SI unit of electric potential is:

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Watt

Volt

Coulomb

Joule

Safe level of noise depends on factors:

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One

Two

Three

Four

Unlike charges always:

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Repel each other

Attract each other

Sometimes repel and attract each other

Both A and B

Volt is named after the Italian physicist:

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Faraday

Alessandro volta

Newton

Coulomb

Which device is used to store charge:

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Resister

Capacitor

Dielectric

Fuse

Electric field lines:

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always cross each other

never cross each other

cross each other inthe region of strong field

cross each other in the region of weak field

The speed of sound was accurately measured in:

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1736

1737

1738

1739

The technique or method used to absorb undesirable sounds by soft and porous surface is called:

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Ultrasonic

Acoustic protection

Infrasonics

Echo

The basic operations performed by a computer are:

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Arithmetic operations

Non-arithmetic operations

Logical operations

Both a and c

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

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