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Physics General Science Test Medium Mode MCQs With Answers
Question # 1
The natural arrangement of colours in the spectrum of white light spectrum is
Choose an answer
VIBGYOR
ROYBGIV
ROYBIGV
BIGROYV
None of these
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Question # 2
The fourth band is a:
Choose an answer
Silver band
Red band
Gold band
Either A or C
Either A or B
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Question # 3
According to Einstein, with the great increase in the speed of the body, the relativistic mass of the body
Choose an answer
Remains constant
Decreases
Increases to infinity
Reduced to zero
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Question # 4
A long wire wound tightly on a cylindrical core is called:
Choose an answer
Potentiometer
Solenoid
Toroid
Wheat and stone bridge
None of these
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Question # 5
An atom in which there is a resultant magnetic field, behaves like a tiny magnet and is called as
Choose an answer
magnetic
magnetic dipole
magnetic monopole
none of them
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Question # 6
The current produced by moving a loop of wire across a magnetic field is called
Choose an answer
Direct current
Magnetic current
Alternating current
Induced current
None of these
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Question # 7
If a liquid is heated in weightlessness, the heat is transmitted through
Choose an answer
Conduction
Convection
Radiation
Neither, because the liquid cannot be heated in weightlessness
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Question # 8
The work done by the system on its environment is considered as
Choose an answer
positive
negative
zero
any one of them
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Question # 9
The energy of the 4th orbit in hydrogen atom is
Choose an answer
2.5 ev
- 3.5 ev
-0.85 ev
-13.6 ev
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Question # 10
The peak value of alternating voltage is given by
Choose an answer
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Question # 11
Transverse waves can be set up:
Choose an answer
Solids
Liquids
Gases
All of them
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Question # 12
Experiments revealed that the ratio of the stress to the strain is a constant value for
Choose an answer
different material
all material
a given material
all of them
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Question # 13
The information received at the other end of a fibre can be inaccurate due to
Choose an answer
dispersion of light signal
spreading of light signal
both of them
none of them
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Question # 14
Which one of the following can act approximately as a source of monochromatic light:
Choose an answer
Neon lamp
Fluorescent tube
Sodium lamp
None of these
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Question # 15
A frame of reference stationed on Earth in approximately an example of
Choose an answer
Inertial frame
Non-inertial frame
Every frame
None of these
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Question # 16
When a stress changes the volume, it is called the
Choose an answer
compressional stress
tensile stress
shear stress
any one of them
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Question # 17
In conductors, the valence band and conduction bands are
Choose an answer
Touch each other
Overlapped each other
Largely overlapped
None of these
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Question # 18
The streamlines are ___________ for an ideal fluid in steady flow
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Perpendicular
Parallel
Anti parallel
Intersect each other
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Question # 19
A capacitor of 2μF is connected with a battery of 12 volts the charge stored is
Choose an answer
2.5 × 10
-5
C
2.4 × 10
-6
C
2.4 × 10
-5
C
2.4 × 10
-6
C
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Question # 20
The angle of incidence at which angle of refraction becomes 90
0
is called
Choose an answer
Incident angle
Angle of refraction
Critical angle
Phase angle
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Question # 21
Two sources are said to be coherent if they have:
Choose an answer
Same amplitude
Same wavelength
Definite phase relation with each other
None of them
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Question # 22
If unit of length mass and time each be doubled the unit of work done is increased by
Choose an answer
4 times
6 times
8 times
2 times
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