Question # 1

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

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

The information from far side of the universe are gathered by

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Radio telescope

Microscope

Telescope

Spectro scpe

Dimension of mass is written as:

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M

[M]

(M)

[m]

Significant figures in 0.0010 are:

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Four

Three

Two

One

The body of physics involves

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Structure of space and time

Interaction of electromagnetic radiation with matter

Both of them

Chemical Changes

Number of supplementary units are

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Three

Two

Seven

Five

Astrophysics is a branch of physics, which deals with

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Sub-atomic

Stars and galaxies

Light and sound

Music

The quantity have dimension of ML²T⁰²will have SI unit of:

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Watt

Newton

Joule

Metre

Which quantity has different dimension:

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Work

Pressure

Energy

Torque

The maximum possible error in the reading of an instrument is ______ its least count.

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Half of

Quarter of

Equal to

Double than

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 particles

Stars and galaxies

Light and sound

Music

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

Significant figures in 0.2020 are:

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Two

Three

Four

Five

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

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Radio telescope

Microscope

Telescope

Spectro scope

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ECAT Physics Chapter 1 Measurements Online Test MCQs With Answers

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