Heater elements on electric pool-water heaters must be subdivided into loads not exceeding 48A each and be protected by overcurrent protective devices not greater than _____.
a. 50A
b. 60A
c. 75A
d. 100A
b. 60A
Trades & Technology
You might also like to view...
A ____ is used to drive and pull nails or staples, pry boxes loose, break wallboard, and strike awls and chisels.
a. screwdriver b. hammer c. wrench d. knife
Trades & Technology
To begin an oblique sketch, you need to determine which surface on the object is ____.
A. smallest B. farthest from the viewer C. closest to the viewer D. largest
Trades & Technology
The start winding should drop out of the circuit once the motor has reached about __________% of its rated speed.
A. 50 B. 70 C. 90 D. 100
Trades & Technology
For user safety, the IRC specifies that the greatest riser height should not exceed the smallest riser height by
more than _____. a. 1 inch b. 5/8 inch c. 3/8 inch d. 1/4 inch
Trades & Technology