What are deterministic vibrations?
A. Vibrations caused due to known exciting force
B. Vibrations caused due to unknown exciting force
C. Vibrations which are aperiodic in nature
D. None of the above
A. Condition 1 and condition 2
B. Condition 1 and condition 3
C. Condition 3 and condition 4
D. All of the above
Which of the following factors are not responsible for unbalancing in rotating systems?
A. Errors
B. Tolerances
C. Shape of the rotor
D. None of the above
A. 45.36 kg
B. 47.98 kg
C. 40.50 kg
D. None of the above
What are discrete parameter systems?
A. Systems which have infinite number of degree of freedom
B. Systems which have finite number of degree of freedom
C. Systems which have no degree of freedom
D. None of the above
In which type of vibrations, amplitude of vibration goes on decreasing every cycle?
A. Damped vibrations
B. Undamped vibrations
C. Both a. and b.
D. None of the above