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Physics General Science Test Medium Mode MCQs With Answers
Question # 1
Which of these is not a radiation detector
Choose an answer
Wilson cloud chamber
cyclotron acceleration
Geiger Miller counter
solid state detector
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Question # 2
The decrease in velocity per unit time is called:
Choose an answer
Variable Acceleration
Average Acceleration
Retardation
None of these
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Question # 3
At 'resonance' the transfer of energy from deriving source to the oscillator is
Choose an answer
maximum
minimum
zero
none of them
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Question # 4
Computer chips are made from
Choose an answer
Conductors
Semiconductors
Insulators
Both A and B
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Question # 5
When the droplet moves with terminal velocity in a fluid, the net force acting on the droplet is:
Choose an answer
F
D
-mg
Zero
mg-F
D
None of these
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Question # 6
The magnitude of induced emf depends upon the:
Choose an answer
Rate of decrease of magnetic field
Rate of change of magnetic field
Rate of increase of magnetic flux
Constancy of magnetic field
None of these
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Question # 7
The solids are classified as:
Choose an answer
Metals
Crystalline
Amorphous
Polymeric
All except (A)
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Question # 8
Significant figures in 0.2020 are:
Choose an answer
Two
Three
Four
Five
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Question # 9
Plan of a coil makes an angle of 20
º with the lines of magnetic field. The angle between B and vector area of plane of coil is:
Choose an answer
Also 20
º
70
º
90
º
180
º
None of these
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Question # 10
The number of LED'S needed to display all the digits is:
Choose an answer
Four
Five
Nine
Six
Seven
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Question # 11
The sum of positive and negative peak values are usually written as
Choose an answer
P-P value
negative
zero
may be positive or negative
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Question # 12
Bernoulli s equation is the basis of law of conservation of
Choose an answer
Energy
Mass
Charge
Momentum
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Question # 13
Which combination of 7 identical resistors of 3-ohm will give 12/13 ohm:
Choose an answer
3 series, 4 parallel
5 series, 2 parallel
2 series, 5 parallel
4 series, 3 parallel
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Question # 14
Layer of oil on water in sunlight appears coloured due to
Choose an answer
diffraction of light
dispersion
interference of light
polarization of light
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Question # 15
The high blood pressure is known as
Choose an answer
Diastolic
Systolic
High blood pressure
None of these
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Question # 16
Diamagnetic substances are those in which
Choose an answer
Spin and orbital motions are supported
Spin and orbital motions are opposed
Resultant of spin and orbital motion is zero
None of these
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Question # 17
At what distance should a book be placed from a 50 Cd bulb so that the luminance on the book becomes 2 Im m
-2
Choose an answer
50 m
10 m
5 m
1 m
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Question # 18
In coordinate axes the right ward forces are taken as
Choose an answer
Positive
Negative
Just units only
None of these
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Question # 19
A body in equilibrium implies that it is no moving nor rotating
Choose an answer
True
False
Sometimes in equilibrium
None of these
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Question # 20
How many the multiplications of vectors are ?
Choose an answer
Three
Two
One
None of these
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Question # 21
The renewable energy source is
Choose an answer
Natural gas
Biomass
Tide3s
None of these
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Question # 22
A rubber cord 100 cm long is elongated 1 cm by a stretching force of 0.2 N. The cross-sectional area of the cord is 0.04 cm
2
. Find the Young's modulus for that rubber.
Choose an answer
0.5 N cm
-2
0.05 N cm
-2
50 N cm
-2
500 N cm
-2
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