The
following post covers the repeated 2 marks questions asked from Anna
University. The following questions are much important for Dynamics of
Machines.
ANNA UNIVERSITY-CHENNAI
REGULATION 2013
DEPARTMENT OF MECHANICAL ENGINEERING
SUBJECT CODE- ME 6505
SUBJECT NAME-DYNAMICS OF MACHINES
UNIT-III FREE VIBRATION
PART-A (2 MARKS)
1.How will you
classify vibration.
2.Define
resonance.
3.Define degree of
freedom or movability.
4.Define critical
or whirling or whipping speed of shaft.
5.What are the
factors affecting the critical speed of the shaft?
6.What are
transverse and torsional vibrations?
7.Define
longitudinal and transverse vibration.
8.What are the causes of critical speed.
9.List out methods to find natural frequency of free longitudinal
vibration.
10.What do you meant by damping and damped vibration?
11.Define vibraiton and what are the causes of vibration?
12.Define period and cycle of vibration.
13.What is the principle of Rayleigh’s method to find natural
vibration.
14.Differentiate natural and forced vibration with an example.
UNIT-IV FORCED VIBRATION
PART-A (2 MARKS)
1.What is meant by
transmissibility.
2.Define forced vibration and give two examples.
3.Define magnification factor or dynamic magnifier.
4. Define frequency response curve Sketch the graph for frequency response
curve.
5.Define logarithmic decrement.
6.What is vibration isolation.
7.What is motion isolation?
8. What is force isolation?
9. Define phase response curve and Sketch the graph for phase response
curve.
10.What are the various types of external forces that causes
forced vibration.
11.What are the methods of isolating vibration.
12.State the importance of vibration isolation.
13.Briefly explain about elastic suspension.
14. What is the relationship
between frequencies of undamped and damped vibrations?
UNIT-V MECHANISMS FOR CONTROL
PART-A (2 MARKS)
1.What is the function of governors.
2.Differentiate the function of flywheel and governor.
3.Define sensitiveness of governors.
4.What do you mean by coefficient of sensitiveness?
5.Define the term stability of governor.
6.Explain gyroscopic couple.
7.Discuss the effect of the gyroscopic couple on a 2 wheeled vehicle when taking a turn.
8.Give any four applications of gyroscopic couple.
9.List out the types of governors.
10.Define hunting.
The other 2 units
of Dynamics of Machines important 2 marks Question bank is given in the link
Click: Unit 1 and Unit 2 important questions
Click: Unit 1 and Unit 2 important questions
For other
mechanical Engineering Subjects PPT, PDF, Lecture notes, Question bank, etc is
regularly uploaded in annaunivstudymaterials.blogspot.com
