Question # 1

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

Which quantity has different dimensions:

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Work

Pressure

Energy

Torque

Radio telescope is used to gather information from

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Earth

Moon only

Far side of the universe

Sea water

1 gm-cm^-3is equal to:

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10³kg-m^-3

10^-3kg-m^-3

1 kg-m^-3

10⁶kg-m^-1

Astrophysics is a branch of physics, which deals with

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Sub-atomic

Stars and galaxies

Light and sound

Music

Which quantity has different dimension:

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Work

Pressure

Energy

Torque

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

Total number of base units are

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Three

Five

Seven

Nine

Particles have the mass smallest of following is:

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Electron

Proton

Neutron

Quark

Silicon can be obtained from:

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Lead

Uranium

An isotope of oxygen

Sand

The instrument used to gather information form the far side of the universe is

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Compound microscope

Radio telescope

Astronomical Telescope

Simple microscope

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

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Stars and galaxies

Sub-atomic particles

Light and sound

Molecules

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

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

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

Density is defined as:

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Mass per volume

Volume per mass

Mass x volume

Mass per length

Light year is a unit of:

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Time

Distance

Velocity

Intensity of light

Examples of physical quantities are:

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Length

Color

Effect of music

All of these

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

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

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2

3

4

5

Computer chips are made from

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Conductors

Semiconductors

Insulators

Both A and B

Aerodynamics is a branch of:

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Hydrodynamics

Thermodynamics

Both of them

Statics

Aerodynamics is a branch of

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Hydrodynamics

Thermodynamics

Both of them

Statics

The quantity have dimension of ML²T⁰²will have SI unit of:

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Watt

Newton

Joule

Metre

The information from far side of the universal are gathered by:

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Radio telescope

Microscope

Telescope

Spectro scpe

The principle characteristics of an ideal standard are

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Inaccessible and Invariable

Accessible and Invariable

Accessible and Variable

None of these

Significant figures in 0.2020 are:

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Two

Three

Four

Five

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

dimensions are the same for:

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Work and energy

Force and weight

None of these

Both a and b

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

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