Assume a single-zone constant-volume system with an economizer is installed. In the occupied mode, when
the thermostat calls for cooling, which of the following occurs?
a. The supply air fan stops.
b. The outdoor dampers move to fully closed.
c. The economizer acts as the first stage of cooling, if conditions permit.
d. The relief fan cycles on.
c
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NEC Article 250 contains requirements for _____.
a. overcurrent protection b. grounding and bonding c. calculating branch circuit loads d. branch circuit installation
Turnover for zookeepers is generally low
Indicate whether the statement is true or false
____ Jewish refugees from Nazism were admitted to the United States during the 1930s.
A. About one million B. Zero C. Nearly six million D. A paltry sum of about 150,000 E. Only highly educated and highly skilled
The clamp opening in a tie rod sleeve must be positioned away from the ______ in the tie rod sleeve.
Fill in the blank(s) with the appropriate word(s).