Internal Combustion Engines The cam shaft of a four stroke I.C. engine running at 1500 rpm will run at 750 rpm 3000 rpm 1500 rpm Any value independent of engine speed 750 rpm 3000 rpm 1500 rpm Any value independent of engine speed ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of the work obtained at the crankshaft in a given time to the energy supplied during the same time is called Overall efficiency Mechanical efficiency Volumetric efficiency Indicated thermal efficiency Overall efficiency Mechanical efficiency Volumetric efficiency Indicated thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air standard efficiency of an I.C. engine depends on None of these Fuel used Speed of engine Compression ratio None of these Fuel used Speed of engine Compression ratio ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Combustion in compression ignition engines is Both (A) and (B) Homogeneous Heterogeneous Laminar Both (A) and (B) Homogeneous Heterogeneous Laminar ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The magneto in an automobile is basically Magnetic circuit D.C. generator Capacitor Transformer Magnetic circuit D.C. generator Capacitor Transformer ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking tendency in spark ignition engines may be decreased by Controlling the exhaust temperature Controlling the air-fuel mixture Controlling the ignition timing Reducing the compression ratio Controlling the exhaust temperature Controlling the air-fuel mixture Controlling the ignition timing Reducing the compression ratio ANSWER DOWNLOAD EXAMIANS APP
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