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Physics General Science Test Medium Mode MCQs With Answers
Question # 1
When a fluid is in motion, its flow can be considered as
Choose an answer
turbulent
streamline
either or them
neither of them
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Question # 2
When the bob of simple pendulum is at extreme position, its K.E. will be
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maximum
minimum
zero
all of them
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Question # 3
The product of force and time is called
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acceleration
linear momentum
angular momentum
impulse
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Question # 4
Three resistors of resistance R each are combined in various ways. Which of the following cannot be obtained?
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3R
Ω
2R/4
Ω
R/3
Ω
2R/3
Ω
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Question # 5
If mass of 10 gm is suspended from a spring of K=0.8 Nm
-1
then the extension will be:
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10 cm
1 m
10 mn
None of these
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Question # 6
The graph showing the variation of displacement with time is a:
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Sine curve
Straight line
Parabola
None of these
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Question # 7
The blood pressure of a person
Choose an answer
decrease with age
increase with age
has no effect with age
none of them
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Question # 8
Particles have the mass smallest of following is:
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Electron
Proton
Neutron
Quark
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Question # 9
Physicist George Simon ohm was a
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German physical
French physicist
Chinese physicist
Russian physicist
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Question # 10
Lyman series in the spectrum of hydrogen exists in the :
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Infra-red region
Visible region
Ultraviolet region
Both(A) and (B)
None of these
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Question # 11
A weakly damped system has fairly
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sharp resonance curve
flat resonance curve
both of them
none of them
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Question # 12
If the focal length of objective is 10 mm find its magnification
Choose an answer
18
19
20
21
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Question # 13
By the slope of velocity time, we can determine the
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Acceleration
Constant velocity
Average velocity
Average acceleration
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Question # 14
De-Broglie received the Nobel prize on his work on:
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Wave nature of particle
Corpuscular nature of wave
Dual nature of particle
All of them
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Question # 15
Which mode can carry more than 14 TV channels or 14000 phone cells?
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single mod step index
multimode step index
multimode graded index
all of them
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Question # 16
The displacement time graph for the two particles A and B are straight lines inclined at 60° and 30° with the same axis.The ratio of the velocity of B is
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1:1
2:1
3:1
4:1
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Question # 17
A steady current is flowing in a conductor of non-uniform cross-section. Thecharge passing through any cross-section per unit time is
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Directly proportional to the area of cross-section
Inversely proportional to the area of cross-section
Proportional to square of the area of cross-section
Independent of the area of cross-section
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Question # 18
Adjacent layers in laminar flow are
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Min with each other
Smoothly slide one over the other
oppose each other
None
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Question # 19
In case of constructive interference of two waves, the amplitude of the resultant wave is_____either of the waves:
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Greater than
Equal to
Smaller than
None of these
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Question # 20
The formula for the volume of a sphere is
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4 π
2
4/3 π
3
4/3 π
2
5/3 π
3
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Question # 21
The dimensions of expression V
f
= V
i
+ at. Taking the R.H.S
Choose an answer
[LT]
[LT
2
]
[LT
-1
]
[LT
-2
]
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Question # 22
Which one of the following waves cannot be polarized
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Radio waves
X-rays
Transverse waves in a string
Longitudinal waves in a gas
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