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Physics General Science Test Medium Mode MCQs With Answers
Question # 1
In transverse waves, the individual particles of the medium move:
Choose an answer
In circles
Perpendicular to the direction of level
Parallel to the direction of level
None of these
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Question # 2
The unit of induced emf is:
Choose an answer
Volt
Nm/As
Joule coul
-1
Both A and C
All of these
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Question # 3
Matter is made up of very tiny particles called
Choose an answer
Atoms
Molecules
Ions
None of these
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Question # 4
When a nucleus emits an alpha particles, its charge number decreases by
Choose an answer
3
2
6
5
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Question # 5
Whenever a covalent bond is broken in an intrinsic semi-conductor
Choose an answer
hole is created
an electron is created
an electron-hole pair is generated
all of them
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Question # 6
When a mass attached to a spring begins to move left or right from the equilibrium position, its P.E.:
Choose an answer
Increases
Decreases
Remains constant
None of these
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Question # 7
The value of electrical constant of proportionality k is
Choose an answer
9 x 10
9
Nm
2
C
-2
9 x 10
-9
Nm
2
C
-2
9 x 10
10
Nm
2
C
2
9.85 x 10
-12
N
-1
C
-2
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Question # 8
In order to make a voltmeter, high resistance is connected with galvanometer, in
Choose an answer
perpendicular
may be paralled or pendicular
series
none of these
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Question # 9
The time taken to complete one vibration is called:
Choose an answer
Frequency
Amplitude
Time
Time period
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Question # 10
Surface tension of water is reduced by adding
Choose an answer
Detergents
Camphor
Plastic
Both A and B
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Question # 11
Physics details with the study of:
Choose an answer
Matter
Energy
Both of them
Human body
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Question # 12
To observe diffraction phenomenon the size of a obstacle
Choose an answer
Should be much larger than the wavelength
Should be of the same order as the wavelength
Have no relation of wavelength
Should be exactly
λ/2
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Question # 13
According to the Hooke's law the force required to change the length of a wire by '1' is proportional to:
Choose an answer
1
-2
1
-1
1
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Question # 14
A wire is stretched by applying a stretching force.If the stretching force is doubled within elastic limit Then energy stored in the wire will
Choose an answer
Be double
Increase by four times
Increase by eight time
Remain same
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Question # 15
The wave nature of light was first proposed by
Choose an answer
Huygen
Thomas Young
Newton
Compton
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Question # 16
The quantity F x t is called as
Choose an answer
momentum
velocity
acceleration
impulse
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Question # 17
If the incident light contains different wavelengths the images of each wavelength for a certain value is diffracted in the
Choose an answer
Same directions
Different direction
Opposite direction
None of these
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Question # 18
A conductor of capacity 50 μF is charged to 10V.The energy stored is
Choose an answer
1.25 x 10
-3
J
3.75 x 10
-3
J
2.5 x 10
-3
J
5 x 10
-3
J
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Question # 19
Under what circumstance would a vector have components that are equal in magnitude ?
Choose an answer
45
o
, 145
o
, 245
o
135
o
, 225
o
45
o
, 135
o
, 225
o
and 315
o
None of these
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Question # 20
Least distance of distinct vision
Choose an answer
Decrease with increasing age
Increases with increasing age
Does not vary with age
May increase or decrease with age
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Question # 21
The displacement coincides with the path of motion when a body moves along a
Choose an answer
Straight line
Curved path
Zig Zag path
None of these
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Question # 22
The pressure P of a gas at constant temperature varies with its density P
Choose an answer
Directly
Inversely
Equal
None of these
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