In the formula IP=\(\frac{plAn}{60}\), what does ‘n’ represent?(a) RPM of the engine(b) Number of working strokes(c) Area of cylinder(d) PressureI had been asked this question during an online exam.My question is taken from IC Engine topic in chapter Design of IC Engine Components of Automotive Engine Design

In the formula IP=\(\frac{plAn}{60}\), what does ‘n’ represent?(a)

1.	In the formula IP=\(\frac{plAn}{60}\), what does ‘n’ represent?(a) RPM of the engine(b) Number of working strokes(c) Area of cylinder(d) PressureI had been asked this question during an online exam.My question is taken from IC Engine topic in chapter Design of IC Engine Components of Automotive Engine Design
Answer» The correct option is (b) Number of WORKING strokes Easiest explanation: ‘n’ represents the number of working strokes, RPM is DENOTED by ‘N’, AREA is denoted by ‘A’ and pressure is denoted by ‘Pm’.

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