Inductive ammeters work because of what principle?
A) A voltage drop as it flows through a conductor
B) A magnetic field surrounds any wire carrying a current
C) Electrostatic electricity
D) Magic
B
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During a wet compression test, what is placed into the cylinder?
Select One: a) Anti-Freeze b) Water c) Oil d) Steam
Analyze and evaluate the positive and negative impacts of the Industrial Revolution on American labor, on the rich and the poor, and on families and home life.
What will be an ideal response?
The NEC® arose as a consensus of more than 1200 individuals primarily to ____.
A. standardize price schedules B. combat a growing epidemic of electrical fires C. standardize equipment D. use as a marketing tool
What does the "O" thermostat terminal energize on most heat pumps?
A) The compressor contactor B) The indoor fan C) The electric heat strips D) The reversing valve