Author Question: A delta three-phase power supply provides: A) 208 V between the legs. B) 240 V between the legs. ... (Read 70 times)

mcmcdaniel · **on:** Jul 24, 2018

A delta three-phase power supply provides:

A) 208 V between the legs. B) 240 V between the legs.
C) 120 V between the legs. D) 480 V between the legs.

Question 2

Pneumatic controls are most commonly used:

A) To operate systems with programmable logic control.
B) To turn on and off small residential air-conditioning systems.
C) To control dampers and valves in large commercial systems.
D) To move air through the duct of forced air systems.