Internal Combustion Engines In a typical medium speed 4-stroke cycle diesel engines May open and close anywhere 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 Exhaust valve opens at 35° before bottom dead center and closes at 20° after top dead center May open and close anywhere 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 Exhaust valve opens at 35° before bottom dead center and closes at 20° after top dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A diesel engine has 3 valves 4 valves 2 valves 1 valve 3 valves 4 valves 2 valves 1 valve ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The probability of knocking in diesel engines is increased by All of these Higher viscosity High self ignition temperature Low volatility All of these Higher viscosity High self ignition temperature Low volatility ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The object of supercharging the engine is To reduce mass of the engine per brake power All of these To reduce space occupied by the engine To increase the power output of an engine when greater power is required To reduce mass of the engine per brake power All of these To reduce space occupied by the engine To increase the power output of an engine when greater power is required ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Supercharging is essential in Aircraft engines Gas turbines Diesel engines Petrol engines Aircraft engines Gas turbines Diesel engines Petrol engines ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by None of these ηm = I.P/B.P ηm = B.P/I.P ηm = (B.P × I.P)/100 None of these ηm = I.P/B.P ηm = B.P/I.P ηm = (B.P × I.P)/100 ANSWER DOWNLOAD EXAMIANS APP
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