Describe the working principle of the four stroke cycle.
(10)
Study Notes MDE Unit 1 Q1 Quiz 1 MDE Unit 1 Q1 Quiz 2 MDE Unit 1 Q1 Quiz 3 MDE Unit 1 Q1 Quiz 4
(a) With reference to the combustion of fuel, explain EACH of the following terms:
(i) atomisation; (3)
(ii) penetration; (2)
(iii) compression ratio.(1)
(b) State the factors which influence the terms explained in part (a).(4)
Study Notes MDE Unit 1 Q2,3 Quiz Answer
(a) Sketch a cross section through a four stroke diesel engine piston, labelling the MAIN components.(6)
(b) Describe the transfer of gas force from piston crown through to the crankshaft.(4)
Study Notes Quiz Answer