Question # 1

From sand, we get a material used for construction of computer chips. That material is called:

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Germanium

Silicon

Copper

Lead

Light year is a unit of

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Time

Distance

Velocity

Intensity of light

The branch of physics which concerned with the ultimate particles of which the universe is composed is known as

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SolidState physics

Particle Physics

Nuclear Physics

Atomic Physics

The system international (SI) is built from _______ kind of unites

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Two

Three

Four

Five

The machines which deals with the objects moving with velocities approaching that of light is called:

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Relativistic mechanics

Wave mechanics

Quantum

Statics mechanics

A dimension stands for the ___________ nature of certain physical quantity.

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super

Quantitative

Qualitative

Both B and C

In the equation E=mc² value of c is?

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186000 miles per hour

186000 miles per sec

3 X 10⁸m/sec

Both A and C

Both B and C

Dimension of mass is written as:

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M

[M]

(M)

[m]

1 gm-cm^-3is equal to

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10³kg-m^-3

10^-3kg-m^-3

1kg-m^-3

10⁶kg-m^-1

Which quantity has different dimension:

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Work

Pressure

Energy

Torque

Addition of 2.189 kg, 11.8 kg and 5.32 kg gives the rounded off answer as:

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19.398

19.400

19.4

19.3

Physics deals with the study of

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Matter

Energy

Both of them

Human Body

At the present time, the main frontiers of fundamental science are

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2

3

4

5

The study of physics involves?

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Structure of space and time

Interaction of electromagnetic radiation with matter

Both of them

Chemical changes

None of them

Number of supplementary units are

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Three

Two

Seven

Five

Aerodynamics is a branch of

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Hydrodynamics

Thermodynamics

Both of them

Statics

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