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Online Tests
Physics Fsc Part 1 Online Test MCQs With Answers
Question # 1
the change in internal energy is defined as
Choose an answer
Q - W
Q-T
Q + P
Q - P
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Question # 2
Carnot cycle consists of.
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Two steps
Three steps
Four steps
Five steps
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Question # 3
The speed of sound in ari at 0
o
C is 332 ms-1, Then the speed at 40
o
C will be
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372 ms-1
356 ms-1
346 ms-1
332 ms-1
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Question # 4
In stationary waves, the particle velocity at nodes is
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Minimum
Maximum
Zero
Constant
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Question # 5
In stationary waves, the velocity of particle at the node is.
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Maximum
Infinite
Zero
Varible
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Question # 6
Unite of thermodynamics scale of temperature is.
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Centigrade
Fahrenheit
Kelvin
Celsius
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Question # 7
The internal energy of a piece of lead when beaten by hammer will.
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Increase
Decrease
Remains constant
Increases and then decrease
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Question # 8
The efficiency of any heat engine can never be
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+ve
100%
-ve
None of these
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Question # 9
A body covers a distance of 10 m in 1 sec with a constant velocity of 10 ms-1 , Acceleration produced by the body is.
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0 ms-1
2 ms-2
5 ms-2
10 ms-2
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Question # 10
Longitudinal waves do not exhibit
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Reflection
Refraction
Polarization
Diffraction
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Question # 11
The terminal velocity of a droplet falling down under gravity is directly proportional to the square of
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Its density
Its radius
Its viscosity
Its elasticity
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Question # 12
the systolic pressure of normal healthy person is.
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120 torr
130 torr
115 torr
110 torr
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Question # 13
The unit o pressure of gas is
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Nm
-2
Pascal
Atmosphere
All of these
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Question # 14
Energy dissipated usually appears as
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P.E.
Heat Energy
Chemical energy
Nuclear Energy
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Question # 15
The rate of change of momentum is equal to
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Impulse
Torque
Velocity
Force
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Question # 16
The state of human blood flow can be found by using.
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Newton's formula of speed of sound
Interference of sound
Phenomena of beats
Doppler's effect of sound
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Question # 17
The energy processes, we use are
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Efficient
Not efficient
Reversible
None of these
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Question # 18
The frequency of 2nd pendulum is
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0.5 Hz
1 Hz
1.5 Hz
2 Hz
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