When air is pumped into the cylinder, the combustion chamber ...

[altibaby]

When air is pumped into the cylinder, the combustion chamber receives an increase of air pressure known as ________ and is measured in pounds per square inch (psi), atmospheres (ATM), or bar.
 
  A) Density B) Boost C) Waste D) Horsepower

Question 2

Technician A says that dynamic voltage is the voltage (usually of a battery) that exists without a load being applied. Technician B says that open circuit voltage (OCV) is the voltage of the power source (battery) with the circuit in operation. Who is right?
 
  A) Technician A only B) Technician B only
  C) Both technicians A and B D) Neither technician A nor B

[brbarasa]

Answer to Question 1

B

Answer to Question 2

D

[altibaby]

TYSM

[Kedrick2014]

Gracias!