Internal Combustion Engines Which of the following is false statement?Excess quantities of sulphur in diesel fuel are Objectionable because it may cause the following Formation of hard coating on piston skirts Piston ring and cylinder wear Detonation Oil sludge in the engine crank case Formation of hard coating on piston skirts Piston ring and cylinder wear Detonation Oil sludge in the engine crank case ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The normal heptane (C₇Hâ‚₆) is given a rating of ________ octane number. 50 120 100 50 120 100 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The object of supercharging the engine is To reduce mass of the engine per brake power To increase the power output of an engine when greater power is required All of these To reduce space occupied by the engine To reduce mass of the engine per brake power To increase the power output of an engine when greater power is required All of these To reduce space occupied by the engine ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The theoretically correct mixture of air and petrol is 25 : 1 15 : 1 10 : 1 20 : 1 25 : 1 15 : 1 10 : 1 20 : 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A stoichiometric air-fuel ratio is Rich mixture for idling Rich mixture for over loads Chemically correct mixture Lean mixture Rich mixture for idling Rich mixture for over loads Chemically correct mixture Lean mixture ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle diesel engine, the exhaust valve 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 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 ANSWER DOWNLOAD EXAMIANS APP
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