Compared to furnaces installed at lower altitudes, furnaces installed at higher altitudes:
A) Require a larger vent. B) Heat up more quickly.
C) Have a lower firing rate. D) Have a higher firing rate.
C
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Cycle times are measured as part of a diagnostic check to:
a. see if the circuit has the required flow through it b. see if all the functions work at the same speed c. see if the circuits will have enough power d. see if the controls are backwards
The minimum recommended size for lateral sanitary sewers is
a. 4 in (100 mm) b. 6 in (150 mm) c. 8 in (200 mm) d. 10in (250mm) e. 12 in (300 mm)
Which statements are true about wire, terminals, and connectors?
A) A wire is called a lead, and the metal end is a connector B) A connector is usually a plastic piece where terminals lock in C) A lead and a terminal are the same thing D) Both A and C
Discuss design specifications and classes of fits including transition, clearance and interference fit.
What will be an ideal response?