A feeder is supplying a 125-ampere, 240-volt panelboard in a multifamily dwelling. The conductors will be THHN aluminum conductors and all terminations will be rated 75C (167F). What is the minimum size aluminum equipment grounding conductor required?

Two technicians are discussing the intake air temperature (iat) sensor. technician a says that the computer uses the iat sensor as a backup to the engine coolant temperature (ect) sensor. technician b says that the powertrain control module (pcm) will subtract the calculated amount of fuel if the air measures hot. who is correct

The mass flow rate of the fluid remains constant in all steady flow process. a)- true b)- false

The higher the astm grain-size number, the coarser the grain is. a)-true b)-false