Internal Combustion Engines Detonation is harmful due to None of these Increase in the rate of heat transfer, there is a reduction in the power output and efficiency of the engine Excessive turbulence which removes most of the insulating gas boundary layer from the cylinder walls High intensity of knock causes crankshaft vibration and the engine runs rough None of these Increase in the rate of heat transfer, there is a reduction in the power output and efficiency of the engine Excessive turbulence which removes most of the insulating gas boundary layer from the cylinder walls High intensity of knock causes crankshaft vibration and the engine runs rough ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A fuel of an octane number rating of 75 matches in knocking intensity as a mixture of 75% diesel and 25% petrol 75% iso-octane and 25% normal heptane 75% normal heptane and 25% iso-octane 75% petrol and 25% diesel 75% diesel and 25% petrol 75% iso-octane and 25% normal heptane 75% normal heptane and 25% iso-octane 75% petrol and 25% diesel ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A supercharged engine as compared to an ordinary engine All of these Is lighter Consumes less lubricating oil Requires smaller foundation All of these Is lighter Consumes less lubricating oil Requires smaller foundation ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle diesel engine, the exhaust valve May open and close anywhere Opens at 30° before bottom dead centre and closes at 10° after top dead centre Opens at bottom dead centre and closes at top dead centre Opens at 30° after bottom dead centre and closes at 10° before top dead centre May open and close anywhere Opens at 30° before bottom dead centre and closes at 10° after top dead centre Opens at bottom dead centre and closes at top dead centre Opens at 30° after bottom dead centre and closes at 10° before top dead centre ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The object of providing masked inlet valve in the air passage of compression ignition engines is to Induce secondary turbulence Control air flow Enhance flow rate Induce primary swirl Induce secondary turbulence Control air flow Enhance flow rate Induce primary swirl ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A 5 BHP engine running at full load would consume diesel of the order of 3 kg/hr 0.3 kg/hr 5 kg/hr 1 kg/hr 3 kg/hr 0.3 kg/hr 5 kg/hr 1 kg/hr ANSWER DOWNLOAD EXAMIANS APP
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