Question # 1

Matter has basically ___________ states.

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4

3

Both a & b

None

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

Newton per meter square is a unit of:

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Pressure

Stress

Both A and B

Force

Rate of doing work is called

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Energy

Torque

Power

Momentum

Most of the matter that fills the universe is in state:

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Solid

Plasma

Liquid

Gas

Unit of strain is

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Nm

N

Both a and b

No unit

Which of the substance is lightest one?

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Copper

Aluminium

Mercury

Lead

Ship and boats are designed on the principal of

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Charge

Densities

Volume

Floatation

Liquid pressure at depth h is:

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p/gh

h/pg

pgh

i/pgh

The unit of stress is:

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Newton

Pascal

Nm^-2

m³

The type of hydrometer which is used to measure the concentration of acid in a battery is called:

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Chemical meter

Acid meter

Barometer

pH meter

Mercury is denser than water by time:

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13,6

10

15

20

According to Archimedes principle upthrust is equal to

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weight of displaced liquid

volume of displaced liquid

mass of displaced liquid

are of displaced liquid

Stress is defined as

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Stress = Force/ Area

Stress = Area/Force

Stress = Area/ Volume

Stress = Mass/ Volume

When the stress crosses the elastic limit, then the body will :

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Break

Permanently deformed

Plasticity

None

Mathematically density is defined as

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mass/volume

force/area

volume/mass

mass/area

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