La cubierta externa del conducto de metal flexible impermeable se utiliza:
a. como conductor
b. como sello de humedad
c. para aislamiento
d. con fines de identificación únicamente
b. como sello de humedad
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The rotating magnetic field in a shaded-pole induction motor is created by a ____ coil wound on one side of each pole piece
a. transformer b. short c. static d. shading
Solid-state relays normally have control voltages of _____.
a. 120VAC to 240VAC b. 5A to 25A c. 3V to 32V d. 35V to 50V
Which of the listed factors is not considered when calculating the minimum parts of line required for a lift?
a. Suspended weight during lift b. Crane’s minimum line pull during lift c. Boom angle during the lift d. Type of hoisting sheave bearings
According to the American Sportfishing Association, how many jobs and how much economic impact does recreational
fishing in the United States create each year?
What will be an ideal response?