An electric heater is designed to operate at 660W from a 120V source. If the source voltage drops to 80.pV, how much power will be dissipated by the heater itself? (Assume that the heater resistance does not change).

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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Un calentador eléctrico está diseñado para operar a 660 W desde una fuente de
120 V. Si el voltaje de la fuente baja a 80.0 V, cuánto será la potencia disipada por
el mismo calentador? (Asuma que la resistencia del calentador no cambia.)
660 W
392 W
73.3 W
440 W
293 W
An electric heater is designed to operate at 660W
from a 120V source. If the source voltage drops to
80.pV, how much power will be dissipated by the
heater itself? (Assume that the heater resistance does
not change).
Transcribed Image Text:Un calentador eléctrico está diseñado para operar a 660 W desde una fuente de 120 V. Si el voltaje de la fuente baja a 80.0 V, cuánto será la potencia disipada por el mismo calentador? (Asuma que la resistencia del calentador no cambia.) 660 W 392 W 73.3 W 440 W 293 W An electric heater is designed to operate at 660W from a 120V source. If the source voltage drops to 80.pV, how much power will be dissipated by the heater itself? (Assume that the heater resistance does not change).
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