10.

11.

12.

13.

14,

B3D003 Total pages:2

PART C

Answer any 4 Questions

Explain the different components of valve mechanisms for a side camshaft engine and
compare it with a SOHC engine with the help of neat figure (10)
Explain the requirement of variable valve timing along with the construction and
working of a VVT system. (10)
Explain in detail the different components of intake system of a conventional SI
engine with the help of a schematic representation. (10)
Explain the necessity of engine cooling with the effect different operating parameters

leading to effective cooling of engine

(a) Explain the process of crank case ventilation with the help of neat figure (5)
(b) Explain the service rating of lubrication oils (5)
Explain the different properties of lubricating oils (10)

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