Question # 1

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

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

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Radio telescope

Microscope

Telescope

Spectro scope

Examples of physical quantities are:

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Length

Color

Effect of music

All of these

The branch of physics which concerned with the ultimate particles of which the universe is composed is known as

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SolidState physics

Particle Physics

Nuclear Physics

Atomic Physics

Astrophysics is a branch of physics, which deals with:

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Sub-atomic particles

Stars and galaxies

Light and sound

Music

0.0001210 has ____________ significant figures.

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Four

Three

Seven

Eight

Dimension of mass is written as:

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M

[M]

(M)

[m]

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

1 gm-cm^-3is equal to:

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10³kg-m^-3

10^-3kg-m^-3

1 kg-m^-3

10⁶kg-m^-1

1 gm-cm^-3is equal to:

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10³kg-m^-3

10^-3kg-m^-3

1 kg-m^-3

10⁶kg-m^-1

dimensions are the same for:

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Work and energy

Force and weight

None of these

Both a and b

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 body of physics involves

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Structure of space and time

Interaction of electromagnetic radiation with matter

Both of them

Chemical Changes

Which one is the least multiple:

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Pico

Femto

Nano

Atto

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Physics ECAT Pre Engineering Chapter 1 Measurement Online Test MCQs With Answers

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