Usually, as long as the letters SC are in the designation for silent chain,:
A. Lengths of chain will be interchangeable among manufacturers.
B. Individual parts of chain will be interchangeable among manufacturers.
C. Pins will be interchangeable among manufacturers.
D. None of the above is correct.
A
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System grounding relates to the _____.
a. EGCs b. systems over 250 volts c. service-entrance equipment d. rod and pipe electrodes
Answer the following statements true (T) or false (F)
1. When control joints are provided in a stucco-clad wall, expansion joints are unnecessary. 2. Expansion joints are required in an EIFS-clad wall. 3. When vertical support channels are used in stone cladding, dead-load supports and tiebacks are not required for stone slabs. 4. The weight of insulated metal panels and stone-honeycomb panels is approximately the same.
Most heat pump systems are designed to operate in the heating mode when the solenoid is not energized. This is referred to as "____________________ in the heating mode".
Fill in the blank(s) with the appropriate word(s).
____________ is the electromotive force that causes current to flow.
Fill in the blank(s) with the appropriate word(s).