Internal Combustion Engines A diesel engine has 2 valves 3 valves 1 valve 4 valves 2 valves 3 valves 1 valve 4 valves ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle petrol engine, the inlet valve Opens at top dead center and closes at bottom dead center May open or close anywhere Opens at 20° after top dead center and closes at 20° before bottom dead center Opens at 20° before top dead center and closes at 40° after bottom dead center Opens at top dead center and closes at bottom dead center May open or close anywhere Opens at 20° after top dead center and closes at 20° before bottom dead center Opens at 20° before top dead center and closes at 40° after bottom dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The brake power (B.P.) of the engine is given by (where W = Brake load or dead load in newtons, l = Length of arm in meters, N = Speed of engine in r.p.m., S = Spring balance reading in newtons, D = Dia. of brake drum in meters, and d = Dia. of rope in meters) All of these P = [(W - S) πDN]/60 watts P = [(W - S) π (D + d) N]/60 watts P = (Wl × 2πN)/60 watts All of these P = [(W - S) πDN]/60 watts P = [(W - S) π (D + d) N]/60 watts P = (Wl × 2πN)/60 watts ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The advancing of spark timing in spark ignition engines will ___ knocking tendency. Not effect Increase Reduce None of the listed here Not effect Increase Reduce None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of petrol and gas engines is about 0.7 0.15 0.5 0.3 0.7 0.15 0.5 0.3 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Iso-octane (C₈H₁₈) has octane number of 120 50 0 100 120 50 0 100 ANSWER DOWNLOAD EXAMIANS APP
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