If a switch is used in a box where no grounding conductors are part of the wiring, how many conductors must
be deducted?
A) 1
B) 2
C) 3
D) 4
Answer: B
Trades & Technology
You might also like to view...
What kind of mounting is often used in tunnels and other underground installations where equipment is separated by long distances?
a. Wall mounting b. Direct rod mounting c. Trapeze mounting d. Center-hung mounting
Trades & Technology
____ ventilation provides equal parts supply and exhaust air through the use of fans.
A. Exhaust B. Balanced C. Supply-only D. Pressurized
Trades & Technology
Give the fractional equivalent of 4%.
A. 1/25 B. 1/20 C. 1/15 D. 1/10
Trades & Technology
As the diameter of a wire increases, its resistance will also increase.
Answer the following statement true (T) or false (F)
Trades & Technology