Question # 1

0.0001210 has ____________ significant figures.

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Four

Three

Seven

Eight

The maximum possible error in the reading for a meter rod with least count 1 mm is:

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0.005 mm

0.05mm

0.5mm

5.0mm

Which of the following are the units of intensity of light

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Pois

Lux

Siemen

Candela

Silicon can be obtained from

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Lead

Uranium

An isotope of oxygen

Sand

Aerodynamics is a branch of

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Hydrodynamics

Thermodynamics

Both of them

Statics

Particles have the mass smallest of following is:

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Electron

Proton

Neutron

Quark

Distance to nearest galaxy from earth is

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10¹⁰m

10¹⁵m

10⁴⁰m

10³⁰m

Astrophysics is a branch of physics, which deals with

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Sub-atomic

Stars and galaxies

Light and sound

Music

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

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

The definite number of significant figures in 5000 is:

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Four

Three

Two

One

1 gm-cm^-3is equal to

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10³kg-m^-3

10^-3kg-m^-3

1kg-m^-3

10⁶kg-m^-1

Significant figures in 0.0010 are

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Four

Three

Two

One

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

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ECAT Physics Chapter 1 Measurements Online Test MCQs With Answers

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