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Online Tests
ECAT Physics Chapter 1 Measurements Online Test MCQs With Answers
Question # 1
A dimension stands for the ___________ nature of certain physical quantity.
Choose an answer
super
Quantitative
Qualitative
Both B and C
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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
Diameter of the nucleus s of the order of
Choose an answer
10
-10
m
10
-12
m
10
-15
m
10
-18
m
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Question # 4
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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Question # 5
Which quantity has different dimension:
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Work
Pressure
Energy
Torque
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Question # 6
Significant figures in 0.0010 are
Choose an answer
Four
Three
Two
One
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Question # 7
Particles have the mass smallest of following is
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Electron
Proton
Neutron
Quark
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Question # 8
1 gm-cm
-3
is equal to
Choose an answer
10
3
kg-m
-3
10
-3
kg-m
-3
1kg-m
-3
10
6
kg-m
-1
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Question # 9
Silicon can be obtained from:
Choose an answer
Lead
Uranium
An isotope of oxygen
Sand
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Question # 10
Uncertainty is of following type/types:
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Absolute
Fractional
Percentage
All of these
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Question # 11
Astrophysics is a branch of physics, which deals with:
Choose an answer
Sub-atomic particles
Stars and galaxies
Light and sound
Music
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Question # 12
The branch of physics which deals with the structure and properties of solids is called:
Choose an answer
Plasma physics
Solid state physics
Any of above
Astrophysics
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Question # 13
Significant figures in 0.0010 are:
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Four
Three
Two
One
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Question # 14
Density is defined as:
Choose an answer
Mass per volume
Volume per mass
Mass X volume
Mass per length
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Question # 15
High energy physics is branch of physics, which deals with:
Choose an answer
Stars and galaxies
Sub-atomic particles
Light and sound
Molecules
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Question # 16
Significant figures in 0.2020 are:
Choose an answer
Two
Three
Four
Five
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