Internal Combustion Engines Engine pistons are usually made of aluminium alloy because it Is lighter Is stronger Wear is less Absorbs shocks Is lighter Is stronger Wear is less Absorbs shocks ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle diesel engine, the exhaust valve Opens at 30° after bottom dead centre and closes at 10° before top dead centre Opens at bottom dead centre and closes at 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 30° after bottom dead centre and closes at 10° before top dead centre Opens at bottom dead centre and closes at top dead centre May open and close anywhere Opens at 30° before bottom dead centre and closes at 10° after top dead centre ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The operation of forcing additional air under pressure in the engine cylinder is known as Supercharging Pre-ignition Turbulence Scavenging Supercharging Pre-ignition Turbulence Scavenging ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of a standard Otto cycle for a compression ratio of 5.5 will be 0.5 0.7 1 0.25 0.5 0.7 1 0.25 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The frictional power (F.P.) is given by F.P. = I.P. - F.P. = I.P./ P. P./I.P. F.P. = P. F.P. = P. - I.P. F.P. = I.P. - F.P. = I.P./ P. P./I.P. F.P. = P. F.P. = P. - I.P. ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The pressure at the end of compression, in petrol engines, is approximately 20 bar 35 bar 25 bar 10 bar 20 bar 35 bar 25 bar 10 bar ANSWER DOWNLOAD EXAMIANS APP
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