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Online Tests
ECAT Physics Chapter 1 Measurements Online Test MCQs With Answers
Question # 1
Light year is a unit of:
Choose an answer
Time
Distance
Velocity
Intensity of light
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Question # 2
The body of physics involves
Choose an answer
Structure of space and time
Interaction of electromagnetic radiation with matter
Both of them
Chemical Changes
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Question # 3
Which of the following are the units of intensity of light
Choose an answer
Pois
Lux
Siemen
Candela
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Question # 4
Particles have the mass smallest of following is:
Choose an answer
Electron
Proton
Neutron
Quark
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Question # 5
Radio telescope is used to gather information from
Choose an answer
Earth
Moon only
Far side of the universe
Sea water
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Question # 6
In the equation E=mc
2
value of c is?
Choose an answer
186000 miles per hour
186000 miles per sec
3 X 10
8
m/sec
Both A and C
Both B and C
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Question # 7
Aerodynamics is a branch of:
Choose an answer
Hydrodynamics
Thermodynamics
Both of them
Statics
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Question # 8
The information from far side of the universal are gathered by:
Choose an answer
Radio telescope
Microscope
Telescope
Spectro scpe
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Question # 9
Which one is the least multiple:
Choose an answer
Pico
Femto
Nano
Atto
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Question # 10
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 # 11
Which branch of physics deals with the structure and properties of solids
Choose an answer
Atomic Physics
Plasma Physics
Molecular Physics
Solid state physics
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Question # 12
The definite number of significant figures in 5000 is:
Choose an answer
Four
Three
Two
One
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Question # 13
Addition of 2.189 kg, 0.089 kg, 11.8 kg, and 5.32 kg gives the rounded off answer as:
Choose an answer
19.398
19.400
19.4
19.3
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Question # 14
Which quantity has different dimensions:
Choose an answer
Work
Pressure
Energy
Torque
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Question # 15
Physics is one of the branches of:
Choose an answer
Social sciences
Physical sciences
Biological sciences
Abstract art
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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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