Question

The following observation refer to trail on a four stroke cycle gas engine mean effective pressure (Pm) = 700 Kg/m2 ; Fuel gas supplier (W) = 0.24 m3 /min; Calorific value of gas (Cv) =4500kg/m2 ; Stroke = 30cm ; Bore (D) = 2m, length (L) 0.5m, Speed (N) 356 r.p.m, Brake load = 70 kg ; Radius of brake drum = 0.8m. Determine of the following (i) I.H.P( ii) B.H.P (iii) Mechanical efficiency [J=427] { for 4 stroke engine K = 2}

Answer 1

Answer:

(iii) Mechanical efficiency [J=427] { for 4 stroke engine K = 2}