Compare Petrol engine and Diesel engine.
[3 marks]Enlist the Requirements of modern fuel injection system.
[4 marks]Explain Valve timing diagram for S.I. Engine with neat sketch. Explain Valve timing diagram for S.I Engine with neat sketch
[7 marks]W Ehxyp Mlai.Pn .VF.aIl. vsey stitmemin igs duisaegdr ainm m foord Ser.In Eanugtoinmeo wbiilteh inne Sat. Is. keentgcihn e s?
[3 marks]Explain Requirement of an automotive carburetor. Explain Valve timing diagram for S.I Engine with neat sketch
[4 marks]Explain construction & working of Solex Carburetor with neat sketch Explain Valve timing diagram for S.I Engine with neat sketch
[7 marks]With a line diagram explain the working of common rail fuel injection system
[7 marks]Enlist properties of C.I. Engine fuel & define any two.
[3 marks]Explain Mechanical governor with neat sketch.
[4 marks]Explain construction and working of Fuel Injector with neat sketch
[7 marks]Given objective of injection system of C.I. Engine.
[3 marks]What is the requirement of a fuel injection system in C.I. engines.
[4 marks]Discuss with sketch constructional features of different types of nozzle used in diesel engine and explain the function of each
[7 marks]Define any three lubricant properties.
[3 marks]Explain wet & dry lubrication system with neat sketch.
[4 marks]Enlist types of cooling system & explain Thermo-syphon cooling system with neat sketch.
[7 marks]Describe in brief knocking phenomenon
[3 marks]Explain the role of Ethylene glycol in the coolant
[4 marks]Explain Stages of combustion in S.I Engine with pressure & crank angle (P – θ) diagram.
[7 marks]Define scavenging & explain its importance in brief
[3 marks]Differentiate between Air cooling system and Water-cooling system
[4 marks]Enlist variable affecting engine performance and discuss in detail
[7 marks]Define following (a) Indicated horse power (b) Brake horse power (c) Friction horse power
[3 marks]Define following engine efficiencies: (a) Mechanical efficiency (b) Thermal efficiency (c) Volumetric efficiency (d) relative efficiency.
[4 marks]What is heat balance sheet for an IC engine? Explain how it is prepared?
[7 marks]