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Online Tests
Physics Fsc Part 1 Chapter 7 Online Test MCQs With Answers
Question # 1
One complete round trip of a vibrating body is called.
Choose an answer
Frequency
Time period
Vibration
Amplitude
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Question # 2
The time period of an oscillating mass spring system is 10 second. If mass attached to spring id doubled then time period becomes.
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10 sec
20 sec
5 sec
None of these
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Question # 3
Angular frequency is the characteristic of
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Linear motion
Vibratory motion
Circular motion
All of these
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Question # 4
The wavelength of wave produced by microwave oven is.
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12 cm
12 m
18 m
18 cm
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Question # 5
A spring has a spring constant k. If it is cut in two equal parts, the spring constant of each part will be
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K
2 K
K/2
4K
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Question # 6
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Question # 7
When a body is vibrating its displacement from mean position
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Remains constant
Changes with time
Become(-)ve
None of these
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Question # 8
At which place the motion of a simple pendulum will be slowest.
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Karachi
K-2
Murree
Lahore
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Question # 9
Frequency 'f' and time period 'T' are related as
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Question # 10
If amplitude of a simple pendulum is increased by 4 times the time period will be.
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Four times
Half
Same
Two times
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Question # 11
A phenomenon by which energy is dissipated from the oscillating system is called.
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Forced oscillation
Free oscillation
Damping
Simple harmonic motion
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Question # 12
The mathematical expression for the restoring force is.
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F = kx
F = ma
F = dp/dt
F = -kx
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Question # 13
Second pendulum has a time period
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1 sec
3 sec
2 sec
4 sec
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Question # 14
The acceleration produced by elastic restoring force is
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Perpendicular to force
Opposite to force
In same direction as force
Zero
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Question # 15
One complete round trip of a body is called
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Displacement
Time period
Vibration
Frequency
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Question # 16
The wave form of SHM is.
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Sine wave
Cosine wave
Tangent wave
Square wave
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Question # 17
the length of simple pendulum of time period 1 second is
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2 m
1 m
0.5
0.25 m
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