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Physics General Science Test Medium Mode MCQs With Answers
Question # 1
Max plank founded a mathematical model resulting in an equation that describes the shape of observed black body radiation curves exactly, in
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1890
1895
1900
1905
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Question # 2
CRO deflects the beam of
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proton
a-particle
electron
neutron
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Question # 3
The bands below the valence band are
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completely filled and play active part in conduction process
completely filled and plays no part in conduction process
completely filled and play active part in conduction process
not completely filled and play no part in conduction process
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Question # 4
The first shell near the neucles is
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L-shell
X-shell
N-shell
M-shell
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Question # 5
The instrument which detects the instant at which external pressure becomes equal to the systolic pressure is
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stethoscope
thermometer
manometer
barometer
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Question # 6
The critical temperature of tin is
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1.18 K
4.2 K
3.72 K
7.2 K
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Question # 7
Astrophysics is a branch of physics, which deals with:
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Sub-atomic particles
Stars and galaxies
Light and sound
Music
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Question # 8
Computer chips are made from
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Conductors
Semiconductors
Insulators
Both A and B
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Question # 9
A device which converts Electrical energy into mechanical energy is called as
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Transformer
Generator
Motor
All of these
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Question # 10
The value of current at resonance in series LCR circuit is affected by the value
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R only
C only
L only
R, C and L
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Question # 11
The resistance of a conductor does not depend on its
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mass
resistivity
length
cross-sectional area
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Question # 12
Femto means
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10
-15
10
-18
10
-2
10
-12
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Question # 13
While applying Guass's Law assuming that the field is
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In different directions
Constant in direction
In all directions
None of these
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Question # 14
Each atom in a metal crystal:
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Remains fixed
Vibrates about a fixed point
Moves randomly
Rotates about the centre of the crystal
None of these
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Question # 15
The speed of commercial jet (air liner) is
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200 ms
-1
267 ms
-1
327 ms
-1
335 ms
-1
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Question # 16
If the red light is replaced by blue light illuminating the object in a microscope the resolving power of the microscope
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Decreases
Increases
Gets halved
Remains unchanged
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Question # 17
When an image is placed at the focal length of the eye piece, the final image formed at
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2 F
4 F
6 F
Infinity
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Question # 18
Which of the following gives three regions of the electromagnetic spectrum in order of increasing wavelength?
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Gamma rays,microwaves,visible radiation
Ultraviolet infra-red microwaves
Radio waves ultraviolet X-rays
Visible radiation gamma rays radio waves
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Question # 19
A force of 0.01 N is exerted on a charge 1.2 x 10
-5
C at a certain point The electric field at that point is
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1.2 x 10
4
N/C
1.2 x 10
4
N/C
8.3 x 10
2
N/C
8.3 x 10
-2
N/C
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Question # 20
A finite volume of gas consists of molecules
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Very small
Large
Very large
None of these
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Question # 21
When a body is stationary
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There is no force acting on it
The force acting on it are not in contact with it
The combination of the forces acting on it balance each other
The body is in vacuum
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Question # 22
The curie temperature of iron is called
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250
°C
500
°
C
750
°C
1000
°C
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