Which of the following best describes the devices that will help prevent moisture from collecting in raceway systems?

a. Elbows
b. Integral drains
c. Strainers
d. Sealoff fittings


b. Integral drains

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Multiplying the number of turns of wire by the current flow determines the ____.

a. ampere-turns b. air-core magnet c. permeability d. electromagnet

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La luz entra en el ojo a través de una capa transparente llamada

a. retina. b. pupila. c. córnea. d. lente.

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For proper ventilation during the summer for cattle in barns, a minimum of _____ air changes per hour

is required.

a. 20 c. 40 b. 30 d. 50

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Technician Asays a shorted circuit can generate excessive heat. Technician B says a shorted circuit will cause the circuit protection device to open. Who is correct?

A. Technician A only B. Technician B only C. Both Technician A and B D. Neither Technician A nor B

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