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Online Tests
ECAT Physics Chapter 1 Measurements Online Test MCQs With Answers
Question # 1
The time taken by light to travel from moon to earth is:
Choose an answer
80 sec
500 sec
1.802 X 10
4
sec
Aerophysics
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Question # 2
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 # 3
The quantity having dimension of ML
2
T
02
will earth is:
Choose an answer
80 sec
500 sec
1.802 X 10
4
sec
Aerophysics
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Question # 4
Physics details with the study of:
Choose an answer
Matter
Energy
Both of them
Human body
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Question # 5
Light year is a unit of:
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Time
Distance
Velocity
Intensity of light
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Question # 6
The maximum possible error in the reading for a meter rod with least count 1 mm is:
Choose an answer
0.005 mm
0.05mm
0.5mm
5.0mm
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Question # 7
Relativistic mechanics is a branch of physics, which deal with the bodies moving with velocities:
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More then c
Approaching c
Equal to c
Much less than x
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Question # 8
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 # 9
The maximum possible error in the reading of an instrument is ______ its least count.
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Half of
Quarter of
Equal to
Double than
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Question # 10
Branch of physics which deals with the study of stars and galaxies is called:
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Solid state physics
Astrophysics
Molecular physics
Chemical physics
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Question # 11
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 # 12
Particles have the mass smallest of following is:
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Electron
Proton
Neutron
Quark
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Question # 13
Uncertainty is of following type/types:
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Absolute
Fractional
Percentage
All of these
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Question # 14
Aerodynamics is a branch of:
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Hydrodynamics
Thermodynamics
Both of them
Statics
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Question # 15
Significant figures in 0.0010 are
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Four
Three
Two
One
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Question # 16
Electron is a particle whose mass is:
Choose an answer
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
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