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Physics General Science Test Medium Mode MCQs With Answers
Question # 1
The general theory of relativity treats problems involving
Choose an answer
inertial frame of references
accelerating frame of references
both of these
none of these
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Question # 2
A closed surface contains two equal and opposite charges. The net electric flux from the surface will be
Choose an answer
Negative
Positive
Infinite
Zero
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Question # 3
The velocity of sound in air depends upon
Choose an answer
Density and elasticity of gas
Pressure
Wavelength
Amplitude and frequency of sound
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Question # 4
In gases, the charge carriers are:
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Electrons
Positive ions
Negative ions
Both A and C
Both A and B
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Question # 5
Velocity of sound in vacuum (in m/s) is
Choose an answer
330
1000
156
0
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Question # 6
Physics deals with the study of
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Matter
Energy
Both of them
Human Body
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Question # 7
The restoring force is ______ and opposite tot he applied force within ______
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Equal, Elastic limit
Different, The walls of the laboratory
Different, Elastic limit
None of these
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Question # 8
Which of the following is not an example of adiabatic process
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the rapid escape of air from a burst type
the rapid expansion and compression of air through which a sound wave is passing
cloud formation in the atmosphere
none of them
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Question # 9
The input resistance of the OP-AMP is the resistance between the
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(-) input and output
(+) input and output
(-) and (+) inputs
between any inputs
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Question # 10
A ball of mass m moving with uniform speed collides elastically with another stationary ball. The incident ball will lose maximum kinetic energy when mass of the stationary ball is
Choose an answer
m
2 m
4 m
Infinity
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Question # 11
During the nuclear changes, the law/s of conservation that hold/s are that of:
Choose an answer
Charge
energy
Momentum
Mass
All of these
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Question # 12
The error of any measurement may occur due to
Choose an answer
Negligence
Faulty apparatus
Inappropriate method
All of these
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Question # 13
Displacement is a physical quantity, which is a
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Scalar
Vector
Variable quality
None of these
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Question # 14
For the angle of projection of a projectile for which its maximum height and horizontal range are equal
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50°
45°
60°
76°
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Question # 15
The wavelength of light is 6000
°A, the number of waves continued in 0.01 m distance will be
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1.6 x 10
4
3 x 10
3
2 x 10
6
4 x 10
8
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Question # 16
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 # 17
A force of 10N is required to move a body with a velocity 10 ms
-1
the power developed is
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10 W
50 W
100 W
1000 W
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Question # 18
For assessment of total uncertainty when percentage uncertainties are
Choose an answer
Added
Subtracted
Divided
Multiplied
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Question # 19
The dot product of two vectors is negative when
Choose an answer
They are parallel vectors
They are anti-parallel vectors
They are perpendicular vectors
None of the above is correct
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Question # 20
When a body moves in a circle the angle between linear velocity and angular velocity is
Choose an answer
180°
90°
45°
0°
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Question # 21
The ability of anybody to return, to its original shape is called
Choose an answer
Elasticity
Elastic force
Stress
Strain
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Question # 22
Wavelength of light, on the average, is given by:
Choose an answer
10
-14
m
10
-10
m
10
-6
m
10
-4
m
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