QUESTION 3 A vertical single cylinder marine diesel engine has a bore of 950 mm, a stroke of 1 m and a 2 m long connecting rod. The engine speed is 110 rev/min and the reciprocating parts have a mass of 2 300 kg. When the piston has completed one quarter of its stroke from TDC, the pressure on the top of the piston is 0.33 MPa find: a) crank angle e a) net effective force on the top of the piston b) force Q in the connecting rod c) torque on the crankshaft (6) (5) (3) (3)