Question # 1

Physical quantities are often divided into ______ categories

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3

2

9

5

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

1 gm-cm^-3is equal to:

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10³kg-m^-3

10^-3kg-m^-3

1 kg-m^-3

10⁶kg-m^-1

0.0001210 has ____________ significant figures.

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Four

Three

Seven

Eight

Radio telescope is used to gather information from

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Earth

Moon only

Far side of the universe

Sea water

Silicon can be obtained from

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Lead

Uranium

An isotope of oxygen

Sand

For addition and subtraction purposes, absolute uncertainties are:

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Added

Subtracted

Multipiled

Divided

Uncertainty is of following type/types:

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Absolute

Fractional

Percentage

All of these

Dimension of mass is written as:

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M

[M]

(M)

[m]

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

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

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Stars and galaxies

Sub-atomic particles

Light and sound

Molecules

1 gm-cm^-3is equal to

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10³kg-m^-3

10^-3kg-m^-3

1kg-m^-3

10⁶kg-m^-1

Diameter of the nucleus s of the order of

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10^-10m

10^-12m

10^-15m

10^-18m

Physics details with the study of:

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Matter

Energy

Both of them

Human body

The information from far side of the universe are gathered by

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Radio telescope

Microscope

Telescope

Spectro scpe

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ECAT Physics Chapter 1 Measurements Online Test MCQs With Answers

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