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Physics General Science Test Medium Mode MCQs With Answers
Question # 1
Which of the following four statements is false?
Choose an answer
A body can have zero velocity and still be accelerated
A body can have a constant velocity and still have a varying speed
A body can have a constant speed and still have a varying velocity
The direction of the velocity of a body can change when its acceleration is constant
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Question # 2
Choose the set of physical quantities, which have both numerical and directional properties:
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Velocity, mass
Speed, acceleration
acceleration weight
Distance, force
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Question # 3
A rocket carries its own fuel in the form of
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liquid only
liquid or solid
liquid and solid
liquid or solid and oxygen
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Question # 4
An intertial frame of reference is a frame of reference which is
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at rest
moving with uniform velocity
either at rest or moving with uniform velocity
none of these
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Question # 5
SI unit of frequency is
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second
hertz
revolution
vibrations/sec
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Question # 6
If v is the velocity of flow of liquid through a tube of area of cross-section A, then according to equation of continuity
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v/A = constant
A/v = constant
Av = constant
None
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Question # 7
A closed surface contains two equal and opposite charges. The net electric flux from the surface will be
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Negative
Positive
Infinite
Zero
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Question # 8
The range of
β-particle in air is greater than that of
α-particle by
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1000 times
100 times
15 times
10 times
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Question # 9
Physics details with the study of:
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Matter
Energy
Both of them
Human body
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Question # 10
The principle characteristics of an ideal standard are
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Inaccessible and Invariable
Accessible and Invariable
Accessible and Variable
None of these
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Question # 11
Micheal Faraday and joseph Henry belong respectively to:
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USA and England
England and France
England and USA
USA and France
None of these
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Question # 12
A thermodynamic process in which temperature of system does not change during heating
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Isobaric process
Isobar process
Isothermal process
Adiabatic process
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Question # 13
Polymeric solids have the structure
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One dimensional
Two dimensional
Zero dimension
Three dimensional
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Question # 14
The wave nature of light was proposed by
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Einstein
Maxwell
Huygen
Newton
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Question # 15
A thin layer of oil on the surface of water looks colored due to:
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Diffraction of light
Reflection of light
Dispersion of light
Interference effect of light
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Question # 16
Acceleration of a body is negative if the velocity of the body is
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constant
increasing
decreasing
none of them
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Question # 17
The resolution of microscope depends on objective's
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Focal length
Material
Diameter
None of these
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Question # 18
Angular velocity is a
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Scalar quantity
Vector quantity
Constant quantity
None of these
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Question # 19
Zero error of the instrument is a type of _____
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Random error
Personal error
Systematic error
Classified error
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Question # 20
In an optical fibre the speed of light is
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Directly proportional to its refractive
Inversely proportional to its refractive inedex
Independent of refractive index
Directly proportional to square of refractive index
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Question # 21
A satellite communication system can be set up the geo-stationary orbits are
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2
3
5
1
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Question # 22
The velocity v of a particle at time t is given by:
v = at + b/t + c
The dimensional formula of a, b and c care respectively:
Choose an answer
L
2
;T and LT
2
LT
2
; LT and L
LT
2
; L and T
L;LT and T
-2
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