To avoid cutting extra holes in the roof, power is normally provided to curb-mounted rooftop units:
A) Wirelessly using Wireless Power Connectors (WPC).
B) Directly from the power company's utility pole.
C) Through the same conduit as the low-voltage control wiring.
D) From underneath through the curb.
Question 2
Water and air leakage between the rooftop unit and the rooftop curb are prevented by:
A) UL-rated duct tape applied from the inside of the curb.
B) UL-rated duct tape applied over the outside of the curb.
C) UL-rated duct tape applied to both the inside and outside of the curb.
D) Gasket material between the curb and the unit.
Power Versus Tripod Grip
a) Avoid locking your elbows. b) To avoid locking your elbows, keep your elbows facing sideways.
The relative penetrating power of alpha, beta, and gamma radiation. Gamma and neutron radiation are ...
Exponential Function vs. Power Function
Roof Structural System
Differentiate each function with respect to x. (Power rule)