_____ are used to provide horizontal support of pipes and piping
A) Hangers
B) Fasteners
C) Pipe risers
D) C-clamps
Answer: A
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Hysteresis loss is often referred to as molecular friction.
Answer the following statement true (T) or false (F)
John Quincy Adams could be described as
A. a politician who enjoyed engaging in political bargaining and "horse-trading" with political colleagues and adversaries. B. a man who sought popular support. C. a politician with great tact. D. possessing almost none of the arts of the politician. E. a man of limited intelligence.
When an external gear is in mesh with an internal gear, in which manner will both gears rotate?
A. In opposite directions B. In the same direction C. Independent of each other D. In none of the above directions
Answer the following statement(s) true (T) or false (F)
1. The metering facilities for electrical space-heating equipment as well as electric water heaters are standardized throughout the country. 2. The Code ® requires installation of a separate 20-ampere circuit for the laundry outlets. 3. The Code® requires the grounding of interior alternating current systems where the system can be grounded so that the maximum voltage to ground on the ungrounded conductors does not exceed 100 volts. 4. Proper bonding ensures a low impedance path to ground should a fault occur on any of the service-entrance conductors.