Internal Combustion Engines The pressure at the end of compression, in petrol engines, is approximately 20 bar 25 bar 35 bar 10 bar 20 bar 25 bar 35 bar 10 bar ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Supercharging is essential in Petrol engines Aircraft engines Diesel engines Gas turbines Petrol engines Aircraft engines Diesel engines Gas turbines ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The fuel valve in a four stroke cycle diesel engine Opens at 15° after top dead center and closes at 20° before bottom dead center Opens at top dead center and closes at bottom dead center Opens at 15° before top dead center and closes at 20° after top dead center May open and close anywhere Opens at 15° after top dead center and closes at 20° before bottom dead center Opens at top dead center and closes at bottom dead center Opens at 15° before top dead center and closes at 20° after top dead center May open and close anywhere 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 The knocking tendency in compression ignition engines for a given fuel will be Enhanced by increasing compression ratio None of these Dependent on other factors Enhanced by decreasing compression ratio Enhanced by increasing compression ratio None of these Dependent on other factors Enhanced by decreasing compression ratio ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a coil ignition system of petrol engines, a condenser is connected across the contact breaker in order to Prevent sparking across the gap between the points Both (A) and (B) Cause more rapid break of the primary current, giving a higher voltage in the secondary circuit None of these Prevent sparking across the gap between the points Both (A) and (B) Cause more rapid break of the primary current, giving a higher voltage in the secondary circuit None of these ANSWER DOWNLOAD EXAMIANS APP