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Online Tests
ECAT Physics Chapter 1 Measurements Online Test MCQs With Answers
Question # 1
Physics is one of the branches of:
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Social sciences
Physical sciences
Biological sciences
Abstract art
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Question # 2
High energy physics is branch of physics, which deals with:
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Stars and galaxies
Sub-atomic particles
Light and sound
Molecules
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Question # 3
Computer chips are made from
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Conductors
Semiconductors
Insulators
Both A and B
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Question # 4
Light year is a unit of
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Time
Distance
Velocity
Intensity of light
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Question # 5
Silicon can be obtained from:
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Lead
Uranium
An isotope of oxygen
Sand
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Question # 6
The branch of physics which is mainly concerned with the motion of bodies under the action of forces is called:
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Optics
Mechanics
Thermodynamics
Astro physics
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Question # 7
Silicon can be obtained from
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Lead
Uranium
An isotope of oxygen
Sand
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Question # 8
Significant figures in 0.0010 are:
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Four
Three
Two
One
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Question # 9
Aerodynamics is a branch of
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Hydrodynamics
Thermodynamics
Both of them
Statics
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Question # 10
For multiplication and division purposes, percentage uncertainties are:
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Add
subtracted
Multiplied
Divided
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Question # 11
Diameter of the nucleus s of the order of
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10
-10
m
10
-12
m
10
-15
m
10
-18
m
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Question # 12
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
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Question # 13
If the absolute uncertainty of an instrument is 0.0a1 cm, then its least count will be :
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0.005 cm
0.01 cm
0.02 cm
0.001 cm
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Question # 14
Addition of 2.189 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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