Question # 1

Total number of base units are

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Three

Five

Seven

Nine

Dimension of mass is written as:

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M

[M]

(M)

[m]

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

Branch of physics which deals with the study of stars and galaxies is called:

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Solid state physics

Astrophysics

Molecular physics

Chemical physics

Light year is a unit of

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Time

Distance

Velocity

Intensity of light

Electron is a particle whose mass is:

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Greater than that of a proton

Smaller than that of a proton

Smaller than that of a proton or a neutron

Greater than that of an atom

Density is defined as:

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Mass per volume

Volume per mass

Mass X volume

Mass per length

Significant figures in 0.0010 are:

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Four

Three

Two

One

Which one is the least multiple:

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Pico

Femto

Nano

Atto

Physical quantities are often divided into ______ categories

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3

2

9

5

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

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Germanium

Silicon

Copper

Lead

Astrophysics is a branch of physics, which deals with

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Sub-atomic

Stars and galaxies

Light and sound

Music

The information from far side of the universe are gathered by

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Radio telescope

Microscope

Telescope

Spectro scpe

1 gm-cm^-3is equal to:

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10³kg-m^-3

10^-3kg-m^-3

1 kg-m^-3

10⁶kg-m^-1

Radio telescope is used to gather information from

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Earth

Moon only

Far side of the universe

Sea water

From sand, we get a material used for construction with the motion of bodies under the action of forces is called:

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Optics

Mechanics

Thermodynamics

Astrophysics

In the equation E=mc²value of c is:

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1,86,000 miles per hour

1,86,000 miles per sec

3 X 10⁸m/sec

Both A and C

Both B and C

Significant figures in 0.0010 are:

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Four

Three

Two

One

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

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2

3

4

5

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

Astrophysics is a branch of physics, which deals with:

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Sub-atomic particles

Stars and galaxies

Light and sound

Music

Which of the following are the units of intensity of light

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Pois

Lux

Siemen

Candela

High energy physics is branch of physics, which deals with:

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Stars and galaxies

Sub-atomic particles

Light and sound

Molecules

Physics is one of the branches of:

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Social sciences

Physical sciences

Biological sciences

Abstract art

The mechanics, which deals with the objects moving with velocities approaching that of light is called

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Relativistic mechanics

Wave mechanics

Quantum mechanics

Statics

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

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Germanium

Silicon

Copper

Lead

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

dimensions are the same for:

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Work and energy

Force and weight

None of these

Both a and b

The branch of physics which deals with the structure and properties of solids is called:

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Plasma physics

Solid state physics

Any of above

Astrophysics

Distance to nearest galaxy from earth is

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10¹⁰m

10¹⁵m

10⁴⁰m

10³⁰m

The branch of physics which deals with the properties of fundamental particles is called:

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High energy physics

Molecular physics

Astrophysics

Space physics

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