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

The information from far side of the universe are gathered by

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Radio telescope

Microscope

Telescope

Spectro scpe

0.0001210 has ____________ significant figures.

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Four

Three

Seven

Eight

Density is defined as:

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Mass per volume

Volume per mass

Mass X volume

Mass per length

Relativistic mechanics is a branch of physics, which deal with the bodies moving with velocities:

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More then c

Approaching c

Equal to c

Much less than x

Addition of 2.189 kg, 0.089 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

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

Examples of physical quantities are:

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Length

Color

Effect of music

All of these

For addition and subtraction purposes, absolute uncertainties are:

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Added

Subtracted

Multipiled

Divided

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

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Plasma physics

Solid state physics

Any of above

Astro physics

Which branch of physics deals with the structure and properties of solids

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Atomic Physics

Plasma Physics

Molecular Physics

Solid state physics

Significant figures in 0.0010 are:

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Four

Three

Two

One

Physics is one of the branches of:

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Social sciences

Physical sciences

Biological sciences

Abstract art

Aerodynamics is a branch of

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Hydrodynamics

Thermodynamics

Both of them

Statics

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

Dimension of mass is written as:

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M

[M]

(M)

[m]

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

Distance to nearest galaxy from earth is

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10¹⁰m

10¹⁵m

10⁴⁰m

10³⁰m

Particles have the mass smallest of following is:

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Electron

Proton

Neutron

Quark

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

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Germanium

Silicon

Copper

Lead

If the absolute uncertainty of an instrument is 0.0a1 cm, then its least count will be :

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0.005 cm

0.01 cm

0.02 cm

0.001 cm

Diameter of the nucleus s of the order of

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10^-10m

10^-12m

10^-15m

10^-18m

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

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Relativistic mechanics

Wave mechanic

Quantum mechanics

Statics

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

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Stars and galaxies

Sub-atomic particles

Light and sound

Molecules

Astrophysics is a branch of physics, which deals with:

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Sub-atomic particles

Stars and galaxies

Light and sound

Music

Which one of the least multiple:

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Pico

Femto

Nano

Atto

The quantity have dimension of ML²T⁰²will have SI unit of:

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Watt

Newton

Joule

Metre

Which of the following are the units of intensity of light

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Pois

Lux

Siemen

Candela

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

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