Technician A uses three prong electrical cords when possible. Technician B uses double insulated electrical tools. Which technician is correct?
A) Technician A only B) Technician B only
C) Both technicians A and B D) Neither technician A nor B
C
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An electrical fire is classified as Class _____.
A. A B. B C. C D. D
El método menos deseable para que el cable salga de una bandeja portacables es:
a. desde el extremo de la bandeja con una placa bajante. b. entre travesaños en la tubería eléctrica conectada al fondo de la bandeja. c. desde el extremo de la bandeja sin una placa bajante. d. entre travesaños con una placa bajante.
When a radio signal's power changes, how might the change be expressed in a graph?
A. logarithmically B. linearly C. exponentially D. proportionally
To draw two spur gear teeth in contact, begin by:
A. laying out the center-to-center distance B. laying out the pressure line at 20 degrees C. calculating the center-to-center distance D. drawing the outside diameter of each gear