La función _____ es ofrecer servicio eléctrico al esquema del plano de planta de la Figura 1.
a. del contratista eléctrico
b. del ingeniero eléctrico
c. de la compañía de servicios públicos
d. del arquitecto
c. de la compañía de servicios públicos
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What happens to the magnitude of the impedance of a capacitor when the input frequency increases?
A. it stays the same B. it increases C. it decreases
The operating point of a centrifugal pump is the intersection of the
a. system head curve and the pump efficiency curve b. system head curve and pump characteristic curve c. pump characteristic curve and pump efficiency curve d. pump characteristic curve and intensity-duration curve e. mass diagram and pump efficiency curve
Which of the following is not a reason that polyethylene films has become the most popular greenhouse covering?
A. It has a long life expectancy. B. It is less expensive than most other coverings. C. When used as a double layer it has low heat loss. D. It comes in multiple thicknesses.
Convert -100° Fahrenheit to Rankine
A) -100 + 273 = 173°R B) -100 - 273 = -373°R C) -100 - 460 = -560°R D) -100 + 460 = 360°R