Internal Combustion Engines Iso-octane (C₈H₁₈) has octane number of 120 50 100 0 120 50 100 0 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The mean effective pressure obtained from engine indicator indicates the Minimum pressure Maximum pressure developed Instantaneous pressure at any instant Average pressure Minimum pressure Maximum pressure developed Instantaneous pressure at any instant Average pressure ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Combustion in compression ignition engines is Both (A) and (B) Homogeneous Heterogeneous Laminar Both (A) and (B) Homogeneous Heterogeneous Laminar ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a typical medium speed 4-stroke cycle diesel engines May open and close anywhere Exhaust valve opens at 35° before bottom dead center and closes at 20° after top dead center Exhaust valve opens at bottom dead center and closes at top dead center Exhaust valve opens just after bottom dead center and closes just before top dead center May open and close anywhere Exhaust valve opens at 35° before bottom dead center and closes at 20° after top dead center Exhaust valve opens at bottom dead center and closes at top dead center Exhaust valve opens just after bottom dead center and closes just before top dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In order to prevent knocking in spark ignition engines, the charge away from the spark plug should have Low temperature Long ignition delay Low density All of these Low temperature Long ignition delay Low density All of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air standard efficiency of an I.C. engine is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 + rγ - 1 1 - rγ - 1 None of these 1 - (1/rγ - 1) 1 + rγ - 1 1 - rγ - 1 None of these 1 - (1/rγ - 1) ANSWER DOWNLOAD EXAMIANS APP