Internal Combustion Engines The working pressure and temperature inside the cylinder of an internal combustion engine is _________ as compared to a steam engine. High Very high Very low Low High Very high Very low Low ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Antiknock for compression ignition engines is Amyl nitrate Tetra ethyl lead Napthene Hexadecane Amyl nitrate Tetra ethyl lead Napthene Hexadecane ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle diesel engine, the inlet valve Opens at 20° before top dead center and closes at 40° after bottom dead center Opens at top dead center and closes at bottom dead center Opens at 20° after top dead center and closes at 20° before bottom dead center May open and close anywhere Opens at 20° before top dead center and closes at 40° after bottom dead center Opens at top dead center and closes at bottom dead center Opens at 20° after top dead center and closes at 20° before bottom dead center May open and close anywhere ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The brake power (B.P.) of the engine is given by (where W = Brake load or dead load in newtons, l = Length of arm in meters, N = Speed of engine in r.p.m., S = Spring balance reading in newtons, D = Dia. of brake drum in meters, and d = Dia. of rope in meters) P = (Wl × 2πN)/60 watts P = [(W - S) πDN]/60 watts All of these P = [(W - S) π (D + d) N]/60 watts P = (Wl × 2πN)/60 watts P = [(W - S) πDN]/60 watts All of these P = [(W - S) π (D + d) N]/60 watts ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The scavenging efficiency of a four stroke cycle diesel engine is Between 85 and 95% Between 50 and 85% Below 50% Between 95 and 100% Between 85 and 95% Between 50 and 85% Below 50% Between 95 and 100% ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines For maximum power generation, the air fuel ratio for a petrol engine for vehicles, is of the order of 0.75069444444444 0.37569444444444 0.50069444444444 0.62569444444444 0.75069444444444 0.37569444444444 0.50069444444444 0.62569444444444 ANSWER DOWNLOAD EXAMIANS APP
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