Question # 1

A dimension stands for the ___________ nature of certain physical quantity.

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super

Quantitative

Qualitative

Both B and C

Which quantity has different dimension:

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Work

Pressure

Energy

Torque

Astrophysics is a branch of physics, which deals with:

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Sub-atomic particles

Stars and galaxies

Light and sound

Music

Those quantities which can be measured accurately are known as

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Physical Quantities

Scalar Quantities

Vector Quantities

Non Physical Quantities

Astrophysics is a branch of physics, which deals with

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Sub-atomic

Stars and galaxies

Light and sound

Music

Particles have the mass smallest of following is

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Electron

Proton

Neutron

Quark

The error may occur due to:

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Negligence

Faulty apparatus

Inappropriate method

all of these

Light year is a unit of:

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Time

Distance

Velocity

Intensity of light

The principle characteristics of an ideal standard are

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Inaccessible and Invariable

Accessible and Invariable

Accessible and Variable

None of these

In the equation E=mc² value of c is?

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186000 miles per hour

186000 miles per sec

3 X 10⁸m/sec

Both A and C

Both B and C

Which one of the least multiple:

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Pico

Femto

Nano

Atto

Branch of physics which deals with the study of stars and galaxies is called:

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Solid state physics

Astrophysics

Molecular physics

Chemical physics

The definite number of significant figures in 5000 is:

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Four

Three

Two

One

Light year is a unit of:

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Time

Distance

Velocity

Intensity of light

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

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