Question # 1

An increasing with decline in atmospheric pressure cause:

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Rainy condition

Pleasent condition

Windy condition

Intense condition

The force exerted perpendicularly on unit of area of an object is called:& nbsp

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strain

young's modulus

pressure

buoyant force

As we go up the density of air in the atmosphere:

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Decreases

Increases

Remain constnat

None of these

F = Kx is mathematical form of which law:

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Law of gravity

Hooke's Law

Einstein's theory

It is just relation

The density of water is:

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5500 kgm^-3

10000 kgm^-3

1000 kgm^-3

330 kgm^-3

Density is quantity:

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Scalar

Vector

Constant

None of these

In Which of the following state molecules do not leave their position?

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Solid

Liquid

Gas

Plasma

Fourth state of matter is:

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Solid

Plasma

Liquid

Gas

The pressure of liquid is given by

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pg V

pg A

pgh

pg

Unit of strain is

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Nm

N

Both a and b

No unit

The deforming force is called _______________

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Stress

Strain

Young's Modulus

Nil

Which of the substance is the lightest one?

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Copper

Mercury

Aluminim

Lead

Plasma is in ___________ form.

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Moleculer

Kinetic

Static

Ionized

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Physics 9th Class English Medium Unit 7 Online Test MCQs With Answers

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