¿Qué ocurre al transformador de corriente (CT) si se encuentra en un circuito abierto mientras opera con carga?

a. El CT se reduce a funcionamiento a medio ciclo.
b. El voltaje secundario del CT se eleva mucho.
c. El voltaje primario del CT se eleva mucho.
d. La barra de cortocircuito de CT se reduce automáticamente.


b. El voltaje secundario del CT se eleva mucho.

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A. led many colonists to believe that the British were expanding colonial freedom. B. convinced many colonists that the British were trying to take away their historic liberty. C. resulted in fewer laws being passed by Parliament regarding the colonies. D. exemplified to many colonists the difference between legislation and taxation. E. required action by each colonial legislature.

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Technician A says micrometers are used primarily to measure inside diameters. Technician B says telescoping gauges are used with micrometers to measure cylinders and bearing bores. Who is right?

A. Technician A B. Technician B C. Both technicians D. Neither technician

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The first cans used for food preservation were sealed with:

a. plastic c. rubber b. metal d. lead

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In a transistor, the barrier voltage is produced across the ____ junction.

A. emitter-base B. collector-base C. collector-emitter D. emitter-external voltage

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