IC Engines MCQ with Answers

IC Engines MCQ with Answers

96) A stoichiometric air-fuel ratio is

Answer is:

chemically correct mixture

97) In a naturally aspirated diesel engine, the air is supplied by

Answer is:

a vacuum chamber

98) In loop scavenging, the top of the piston is

Answer is:

contoured

99) In the crankcase method of scavenging, the air pressure is produced by

Answer is:

movement of engine piston

100) If the compression ratio of an engine working on Otto cycle is increased from 5 to 7, the %age increase in efficiency will be

Answer is:

14%

If the compression ratio of an engine working on Otto cycle is increased from 5 to 7, the %age increase in efficiency will be