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Dynamics of Machinery (2161901)
MCQ
MCQs of Introduction to Mechanical Vibrations
Next
MCQ No - 1
When a rigid body is suspended vertically and it oscillates with a small amplitude under the action of the force of gravity, the body is known as
(A)
simple pendulum
(B)
torsional pendulum
(C)
compound pendulum
(D)
second’s pendulum
Answer
C
MCQ No - 2
The time interval after which the motion is repeated itself is known as ___________ .
(A)
time period
(B)
cycle
(C)
frequency
(D)
isolation
Answer
A
MCQ No - 3
Frequency of vibrations is usually expressed in
(A)
number of cycles per hour
(B)
number of cycles per minute
(C)
number of cycles per second
(D)
None of these
Answer
C
MCQ No - 4
What is the effect on the undamped natural frequency of a single-degree-of-freedom system if the mass of the system is increased?
(A)
The frequency will increase
(B)
The frequency will stay the same
(C)
The frequency will decrease
(D)
None of these
Answer
C
MCQ No - 5
The motion completed during one time period is known as _______.
(A)
period of vibration
(B)
cycle
(C)
frequency
(D)
all of the above
Answer
B
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Dynamics of Machinery(2161901)
1. Balancing of Rotating Masses
2. Dynamics of Reciprocating Engines
3. Introduction to Mechanical Vibrations
4. Cam Dynamics
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