Cuando se entregan materiales de aislamiento en la obra _____.
a. la regla general es que debe estar presente un ingeniero para inspeccionar los materiales
b. se debe usar el recibo de entrega o la lista de empaque para asegurarse de que se reciben todos los materiales pedidos
c. se deben completar siempre los formularios de OSHA necesarios
d. nunca se debe descargar un camión a menos que haya otros dos trabajadores presente
b. se debe usar el recibo de entrega o la lista de empaque para asegurarse de que se reciben todos los materiales pedidos
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Technician A says that poor fuel economy can be caused by a defective thermostat. Technician B says that a defective evaporative charcoal canister can cause poor or reduced fuel economy. Which technician is correct?
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A simple roof truss design is shown in Figure 4.10. The lower section, VWXY, is made from three equal length segments. UW and XZ are perpendicular to VT and TY, respectively. If VWXY is 2.0 × 10^1 m and the height of the truss is 2.5 m, determine the lengths of XT and XZ.
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Briefly describe the types of loads that a contactor can control.
What will be an ideal response?