The diac can operate ____ polarity.
A. only on positive
B. only on negative
C. on either
D. only without
Answer: C
Trades & Technology
You might also like to view...
You have a failed 24V transformer in a circuit requiring an amperage of 2.5A. You can replace this transformer with a new one rated at _____.
a. 40VA b. 50VA c. 54VA d. 75VA
Trades & Technology
If the temperature drops below 50ºF, a hamster will go into ____________________
Fill in the blank(s) with correct word
Trades & Technology
The horizontal braces called walers are held in place on the outside of forms by _____
a. wedge bolts b. form ties c. waler clips d. bracing pins
Trades & Technology
These are designed to protect you from electrical shock by interrupting a household circuit when there is a difference in the currents in the hot and neutral wires:
What will be an ideal response?
Trades & Technology