Author Question: Technician A says that pressure below atmospheric pressure is called vacuum and is measured in ... (Read 158 times)

bobthebuilder · **on:** Jun 22, 2018

Technician A says that pressure below atmospheric pressure is called vacuum and is measured in inches of Mercury (Hg). Technician B says that a manifold absolute pressure (MAP) sensor uses a low vacuum in the sensor to determine the pressure. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician

Question 2

All of these are factors in calculating required airflow into an engine EXCEPT ________.

A) Piston material B) Engine speed (RPM)
C) Engine displacement D) Volumetric efficiency