Question # 1

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

Significant figures in 0.0010 are:

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Four

Three

Two

One

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 of a proton and greater than mass of neutron

Smaller than that of proton or neutron

Greater than that of an atom

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

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

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Germanium

Silicon

Copper

Lead

Physics details with the study of:

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Matter

Energy

Both of them

Human body

The error may occur due to:

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Negligence

Faulty apparatus

Inappropriate method

all of these

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

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Germanium

Silicon

Copper

Lead

Uncertainty is of following type/types:

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Absolute

Fractional

Percentage

All of these

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

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

Astrophysics is a branch of physics, which deals with

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Sub-atomic

Stars and galaxies

Light and sound

Music

Which one is the least multiple

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Pico

Femto

Nano

Atto

Density is defined as:

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Mass per volume

Volume per mass

Mass X volume

Mass per length

0.0001210 has ____________ significant figures.

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Four

Three

Seven

Eight

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