Most communicating systems are wired with four wires. They are:
A) Two wires for 24 V power and two for communication.
B) Communication lines 1, 2, 3, and 4.
C) One wire for power, one for cooling, one for heating, and one for fan.
D) Power lines 1, 2, 3, and 4.
A
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Section drawings are drawn to _______, through the use of a cutting plane.
Fill in the blank(s) with the appropriate word(s).
Uneven disc brake pad wear is being discussed. Technician A says the caliper piston may be stuck. Technician B says the caliper may be stuck on the slides and unable to "float." Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
An elevator weighs 550 lbs. It's pulled upward 5 feet in 5 seconds. How much
horsepower is required? (No friction) A. 1.0 hp B. 5.5 hp C. 10 hp D. 55 hp
Many companies most often use the abrasive saw.
Answer the following statement true (T) or false (F)