In a ____, a simple switch is used to control the power applied to a small motor.
a. one-wire control circuit
b. two-wire control circuit
c. three-wire control circuit
d. tone-control circuit
b. two-wire control circuit
You might also like to view...
In determining the fire-resistance rating of an assembly through ASTM E119 test, which of the following properties of the assembly are investigated?
A) Occurrence of cracks in assembly during the fire B) Change of color of assembly during the fire C) Structural integrity during the fire D) (a) and (b) E) (a) and (c)
During a battery load test, battery voltage should not drop below ________ volts
A) 8.6 B) 9.6 C) 10.5 D) 7.5
Radon gas found in homes comes from which source?
A. air B. ground C. water D. gas heating system
Another way to measure current that does not require opening the circuit is to use a ____________________ of a known value in the circuit.
Fill in the blank(s) with the appropriate word(s).