STUPIDSID
Solve Any question from Q.1(a,b) & Q.2(a,b)
1(a)
Discuss the difference between theoretical and actual valve timing diagrams of a diesel engine.
7 M
1(b)
Draw and explain the performance characteristics of SI engine.
7 M
2(a)
Discuss the factors which affecting the volumetric efficiency of IC engine.
7 M
2(b)
Compare the relative advantage and disadvantage of four stroke and two stroke cycle engines.
7 M
Solve Any question from Q.3(a,b) & Q.4(a,b)
3(a)
Explain briefly combustion phenomenon in SI engines.
7 M
3(b)
What is ignition lag? Discuss the effect of engine variables on ignition lag.
7 M
4(a)
Write the difference between pre-ignition, auto-ignition and detonation.
7 M
4(b)
Explain the phenomenon of knocking in SI engines. What are the different factors which influence the knocking .
7 M
Solve Any question from Q.5(a,b) & Q.6(a,b)
5(a)
Discuss the various factors which affects combustion in CI engines.
7 M
5(b)
Discuss salient features of various types of combustion chambers.
7 M
6(a)
Explain the phenomenon of knock in CI engines and compare it with SI engine knock.
7 M
6(b)
Explain briefly various phases of CI engine combustion.
7 M
Solve Any question from Q.7(a,b) & Q.8(a,b)
7(a)
Give the classification of engine.
7 M
7(b)
What are the differences between direct injection and indirect injection.
7 M
8(a)
What do you mean by 'air injection' and 'solid injection'?
7 M
8(b)
State the advantages and disadvantages of hydrogen as IC engine fuel.
7 M
Solve Any question from Q.9(a,b) & Q.10(a,b)
9(a)
What are the basic types of carburetors? Explain in brief.
7 M
9(b)
Explain briefly supercharging of CI-engines.
7 M
10(a)
Discuss the low and high pressure super-charging.
7 M
10(b)
Explain briefly the types of super charging arrangements.
7 M
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