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Physics General Science Test Medium Mode MCQs With Answers
Question # 1
The time required to complete on vibration is called
Choose an answer
frequency
total time
time period
velocity
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Question # 2
A motorist travels A to B at a speed at 40 km/h and returns at speed of 60km/h. His average speed will be
Choose an answer
40 km/h
48 km/h
50 km/h
60 km/h
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Question # 3
The resultant of two velocities 3 m/sec and 400 cm/sec making an angle 90
° with each other is:
Choose an answer
20 m/sec
5 m/sec
3 m.sec
None of these
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Question # 4
When the emitter-base junction of a transistor is reverse biased, collector current
Choose an answer
Reverses
Increases
Decreases
Stops
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Question # 5
A 5 kg mass is falling freely, the force acting on, it will be
Choose an answer
19.6 N
9.8 N
5 N
Zero
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Question # 6
The perpendicular distance from the axis of rotation to the line of action of force is called:
Choose an answer
Moment arm
Moment of a force
Torque
Non of these
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Question # 7
Number of supplementary units are
Choose an answer
Three
Two
Seven
Five
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Question # 8
The appearance of the colour in the soap (oil) film results from:
Choose an answer
Dispersion
Interference
Reflection
Refraction
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Question # 9
The body will move with terminal velocity when it acquires
Choose an answer
minimum speed
zero speed
maximum speed
none of them
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Question # 10
In a voltmeter the conduction takes place due to
Choose an answer
Electrons only
Holes only
Electrons and holes
Electrons and ions
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Question # 11
A second's pendulum is a pendulum whose time period is
Choose an answer
1 second
2 seconds
3 seconds
4 seconds
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Question # 12
Bulk modulus for mercury is
Choose an answer
27
29
29.4
30
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Question # 13
The power loss can also take place due to
Choose an answer
Information received can be inaccurate due to dispersion
Light signal may not be perfectly monochromatic
Signal accuracy may be affected by deflective source
All of these
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Question # 14
A pendulum of time period T is kept suspended in a train accelerating uniformly,then its time period
Choose an answer
Remains unchanged
Increases
Decreases
None of these
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Question # 15
The ‘emf ’ is always even when no current is drawn through the battery of the cell:
Choose an answer
Zero
Present
Absent
Maximum
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Question # 16
Newtons second law gives the measures of
Choose an answer
Acceleration
Force
Momentum
Angular momentum
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Question # 17
Computer chips are made from
Choose an answer
Conductors
Semiconductors
Insulators
Both A and B
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Question # 18
Coulomb's force is also
Choose an answer
Single force
Mutual force
Self force
None of these
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Question # 19
The dimensions of power are
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[ML
2
T
2
]
[ML
2
T
-2
]
[ML
2
T
-3
]
[M
2
LT
-3
]
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Question # 20
Substance which break just after the elastic limit is crossed are called
Choose an answer
Soft subtances
Hard substances
Brittle substances
Ductile substances
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Question # 21
A charge of 10 C is moved along an equipotential surface having a potential of 2V. The work done is
Choose an answer
10 j
Zero
2 j
20 j
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Question # 22
A solid subjected to deformation along one dimension
Choose an answer
Only have tensile stress
Only have compressive stress
Have both tensile and compressive stress
None of them
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