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Online Tests
ECAT Physics Chapter 1 Measurements Online Test MCQs With Answers
Question # 1
From sand, we get a material used for construction of computer chips. That material is called:
Choose an answer
Germanium
Silicon
Copper
Lead
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Question # 2
Computer chips are made from
Choose an answer
Conductors
Semiconductors
Insulators
Both A and B
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Question # 3
Light year is a unit of
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Time
Distance
Velocity
Intensity of light
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Question # 4
Addition of 2.189 kg, 0.089 kg, 11.8 kg, and 5.32 kg gives the rounded off answer as:
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19.398
19.400
19.4
19.3
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Question # 5
Particles have the mass smallest of following is
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Electron
Proton
Neutron
Quark
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Question # 6
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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Question # 7
Uncertainty is of following type/types:
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Absolute
Fractional
Percentage
All of these
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Question # 8
The system international (SI) is built from _______ kind of unites
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Two
Three
Four
Five
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Question # 9
Which one of the least multiple:
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Pico
Femto
Nano
Atto
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Question # 10
Significant figures in 0.0010 are
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Four
Three
Two
One
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Question # 11
The study of physics involves?
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Structure of space and time
Interaction of electromagnetic radiation with matter
Both of them
Chemical changes
None of them
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Question # 12
At the present time, the main frontiers of fundamental science are
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2
3
4
5
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Question # 13
Astrophysics is a branch of physics, which deals with:
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Sub-atomic particles
Stars and galaxies
Light and sound
Music
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Question # 14
1 gm-cm
-3
is equal to:
Choose an answer
10
3
kg-m
-3
10
-3
kg-m
-3
1 kg-m
-3
10
6
kg-m
-1
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