Internal Combustion Engines Engine pistons are usually made of aluminium alloy because it Is stronger Wear is less Absorbs shocks Is lighter Is stronger Wear is less Absorbs shocks Is lighter ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by ηm = B.P/I.P None of these ηm = I.P/B.P ηm = (B.P × I.P)/100 ηm = B.P/I.P None of these ηm = I.P/B.P ηm = (B.P × I.P)/100 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The delay period in compression ignition engines depends upon Relative velocity between the fuel injection and air turbulence pressure of residual gases Nature of the fuel mixture strength Temperature and pressure in the cylinder at the time of injection All of these Relative velocity between the fuel injection and air turbulence pressure of residual gases Nature of the fuel mixture strength Temperature and pressure in the cylinder at the time of injection All of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Scavenging air in diesel engine means Burnt air containing products of combustion Air used for forcing burnt gases out of engine's cylinder during the exhaust period Forced air for cooling cylinder Air used for combustion sent under pressure Burnt air containing products of combustion Air used for forcing burnt gases out of engine's cylinder during the exhaust period Forced air for cooling cylinder Air used for combustion sent under pressure ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In case of gas turbines, the gaseous fuel consumption guarantees are based on High heat value Low heat value Calorific value Net calorific value High heat value Low heat value Calorific value Net calorific value ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which one of the following engines will have heavier flywheel than the remaining ones? 30 kW two-stroke petrol engine running at 1500 r.p.m. 30 kW four-stroke diesel engine running at 750 r.p.m. 30 kW four-stroke petrol engine running at 1500 r.p.m. 30 kW two-stroke diesel engine running at 750 r.p.m. 30 kW two-stroke petrol engine running at 1500 r.p.m. 30 kW four-stroke diesel engine running at 750 r.p.m. 30 kW four-stroke petrol engine running at 1500 r.p.m. 30 kW two-stroke diesel engine running at 750 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
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