ASSIGNMENT 1 AME 4th sem

ASSIGNMENT 1

Q1.       Explain with suitable sketch the working of a four stroke Otto engine.

Q2.       Explain terms as to ICE

a) Bore    b) swept volume    c) stroke    d) compression ratio

e) TDC      f) piston speed       g) BDC         h) clearance volume

Q3.       A Carnot engine working cycle between 400 degree Celsius and 40 degree Celsius   produces 130kj of work. Determine

                                                            i.      The engine thermal efficiency

                                                         ii.      The heat added

                                       iii.      The entropy changed during the heat rejection process

Q4.       Describe between theoretical & actual valve timing diagrams of a diesel engine.

Q5.       What is ignition lag?

Note:- Assignment Submission Date 04.03.2013. No assignment accepted after this date.