Internal Combustion Engines If the compression ratio of an engine working on Otto cycle is increased from 5 to 7, the percentage increase in efficiency will be 0.02 0.14 0.08 0.04 0.02 0.14 0.08 0.04 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The injector nozzle of a compression ignition engine is required to inject fuel at a sufficiently high pressure in order to Inject fuel at a high velocity to facilitate atomization Inject fuel in a chamber of high pressure at the end of compression stroke All of these Ensure that penetration is not high Inject fuel at a high velocity to facilitate atomization Inject fuel in a chamber of high pressure at the end of compression stroke All of these Ensure that penetration is not high ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking in spark ignition engines can be reduced by Increasing the engine speed Both (A) and (B) Retarding the spark None of these Increasing the engine speed Both (A) and (B) Retarding the spark None of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The correct sequence of the decreasing order of brake thermal efficiency of the three given basic types of engines is Four stroke S.I. engine, four stroke C.I. engine, two stroke S.I. engine Four stroke C.I. engine, two stroke S.I. engine, four stroke S.I. engine Two stroke S.I. engine, four stroke S.I. engine, four stroke C.I. engine Four stroke C.I. engine, four stroke S.I. engine, two stroke S.I. engine Four stroke S.I. engine, four stroke C.I. engine, two stroke S.I. engine Four stroke C.I. engine, two stroke S.I. engine, four stroke S.I. engine Two stroke S.I. engine, four stroke S.I. engine, four stroke C.I. engine Four stroke C.I. engine, four stroke S.I. engine, two stroke S.I. engine ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The self ignition temperature of petrol is _________ as compared to diesel oil. Same Higher None of these Lower Same Higher None of these Lower ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Theoretically, a four stroke cycle engine should develop _________ power as that of a two stroke cycle engine. Double Four times Same Half Double Four times Same Half ANSWER DOWNLOAD EXAMIANS APP
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