Technician A says that most automotive gasoline engines have four strokes per cycle. Technician B says that the crankshaft makes four revolutions during the four-stroke cycle. Which technician is correct?
A)Technician A
B)Technician B
C)Both technicians
D)Neither technician

Question

Quizplus · Accepted Answer

Technician A is correct because most automotive gasoline engines operate on a four-stroke cycle: intake, compression, power, and exhaust. The crankshaft actually makes only two revolutions during this cycle, not four as Technician B suggests.

Technician a Says That Most Automotive Gasoline Engines Have Four