Auto Engine-II 4th Sem May 2015 Automobile Diploma Paper

Download Previous Year Diploma Paper of Auto Engine -II 4th Sem May 2015 Automobile Diploma Paper Auto Engine -II 4th Sem May 2015 Automobile Di

Download Previous Year Diploma Paper of Auto Engine -II 4th Sem May 2015 Automobile Diploma Paper

Auto Engine -II 4th Sem May 2015 Automobile Diploma PSBTE Paper

                                                SECTION-A

Q1. Attempt any ten parts:                                                                   10×1.5=15

(a) What are the limitations of wankel engine?
(b) Name the catalytic used in catalytic converters.
(c) What is calibration?
(d) How nozzle is cooled and lubricated in injector?
(e) How turbochargers are driven out in IC engines?
(f) How fuels are rated in CI engines?
(g) What are the various methods of emission control in internal combustion engines?
(h) Write the firing order of six cylinder engine?
(i) Name the types of fuel injection methods.
(j) Why helix is made in plunger of a fuel injection pump?
(k) What is a unit injector?
(l) What is ignition delay period?

                                      SECTION-B

Q2. Attempt any five questions.                                                                    5×6=30

a) Discuss briefly the types of nozzles used in diesel engines.
b) Discuss the different phases of combustion in a C.I.engine.
c) What are effects of different pollutants on human life?
d) Explain briefly the working of a catalytic converter in engines.
e) What is the effect of atmospheric pressure and attitude on the performance of the engine?
f) List the specialized types of engines. Explain briefly any one.
g) Explain briefly working of wankel engine

                                     SECTION-C

Q3. Attempt any three questions.                                                       3×10=30

a) Explain the construction & working of fuel injector in diesel engines with neat sketch..
b) What is combustion chamber? Discuss the types of combustion chambers of diesel engines.
c) What is the purpose of governor in diesel engines? Explain with neat sketch pneumatic type governor.
d) (a) Discuss briefly the working of exhaust gas recirculation(EGR).
e) (b) What do you understand by diesel knock? What are the factors cause diesel knock and how it is controlled.

Types of nozzles used in diesel engines.

Different phases of combustion in a C.I.engine.

Effects of different pollutants on human life.

Working of a catalytic converter in engines.

Effect of atmospheric pressure and attitude on the performance of the engine.

Auto Engine -II 4th Sem May 2015 Automobile Diploma PSBTE Paper Click Here

Auto Engine -II 4th Sem May 2015 Auto mobile Diploma PSBTE Paper

Construction & working of fuel injector in diesel engines.

Combustion chamber and types of combustion chambers of diesel engines.

Working of exhaust gas recirculation(EGR).

Diesel knock and Factors cause diesel knock and how it is controlled.

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