Dr. A.P.J. Abdul Kalam University
Bachelor of Engineering
Sixth Semester Examination, June-2021
Operation Management [ME-601]
Branch: ME
Time: 3:00 Hrs Max Marks 70
Note: 1. Attempt any five questions out of eight.
2. All question carry equal marks.
Q.1 (a) What are the advantages, limitations and application of broaching.
(b) Define cutting speed, feed and depth of cut in relation to shaper work.
Q.2 (a) Define term indicated power, brake power and mechanical efficiency.
(b) How does the flame front propagate? Discuss the factor that affects
flame speed.
Q.3 (a) Compare diesel knock with detonation in SI engine.
(b) What is octane number and cetane number? What is the effect of
cetane number on ignition delay?
Q.4 (a) Explain with neat sketch working of IC engine.
(b) What is detonation and explain any one theory of detonation.
Q.5 (a) Name at least five variables affecting detonation in SI engines and
also name five method of controlling detonation in SI engine.
(b) Compare turbocharging with supercharging.
Q.6 (a) Compare turbocharging with supercharging.
(b) Describe battery ignition system with the help of neat sketch.
Q.7 (a) What are the difference between air standard cycles and fuel air
cycles? What are the assumptions in fuel air cycle? Explain taking the
example of Otto cycle.
(b) State the effect of Back Rake angle and mention its types.
Q.8 How fuel metering is done in following cases-
(a) SI engine (b) CI engine
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