Author Question: As the indoor wet-bulb temperature increases, the required superheat: A) Decreases. B) ... (Read 37 times)

Diane · **on:** Jul 24, 2018

As the indoor wet-bulb temperature increases, the required superheat:

A) Decreases.
B) Increases.
C) Indoor wet-bulb temperature does not affect superheat.
D) Stays the same.

Question 2

Why is AC instead of DC power transmitted to buildings?

A) DC power would require giant batteries.
B) Since AC power goes both ways, it can redistribute power that is not used.
C) Normal household lights will not work on DC power.
D) It is easier to step the voltage up and down with AC power.