Los cableados exteriores para circuitos de alarmas contra incendios que se extienden fuera de un edificio son regulados por:
a. la OSHA.
b. el NEC®.
c. el DOT.
d. el ANSI.
b. el NEC®.
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Which class is a steam turbine considered to be classified in?
A. Impulse B. Reactive C. Combination D. All of the above
What individual does OSHA require when disassembling a lattice boom?
a. Lift director b. Personnel lift authorizer c. Project manager d. A/D director
The Allies postponed opening a second front in Europe until 1944 because
A. they wanted to wait until Germany and the Soviet Union had badly bloodied each other. B. the Soviet Union seemed poised to finish off Nazi Germany after its counteroffensive following the Battle of Stalingrad. C. the Soviet Union requested a delay until they could coordinate attacks on the eastern and western fronts. D. they believed that North Africa was more strategically vital. E. the British were fearful of becoming bogged down in a ground war in France.
When servicing a drive shaft, technician A says that its a good idea to tape the U-joint caps to prevent them from coming off. Technician B says that needle bearings are used with these type U-joints. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B