The type of barricade that physically protects against entry is a _____.
a. guardrail
b. railing
c. protective barricade
d. caution tape
c. protective barricade
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On a system with a TXV, one of the possible causes of evaporator flooding is _____.
a. a broken TXV power element b. an excessively long liquid line riser c. a plugged refrigerant distributor d. poor contact between the TXV sensing bulb and the suction line
¿Cuál de los siguientes elemen- tos se usa en la obra para trasla- dar el concreto de los camiones de entrega de concreto elabo- rado a los lugares de colocación tanto en dirección horizontal como vertical?
a. una mezcladora para gran- des volúmenes b. una canaleta de caída c. una manga articulada d. una bomba pluma de concreto
The location of distribution and branch circuit panelboards are shown on the _____.
a. site plan b. one-line drawings c. building layout d. specifications
The NEC® requires that if a feeder supplying a detached garage from the service in the main house has an equipment-grounding conductor installed with the feeder, the grounded conductor __________ be connected to the equipment-grounding conductor or to the grounding electrode system in the garage.
a. may b. shall c. shall not d. could