A typical lightbulb in your residence is rated 100 W, which means that the bulb dissipates 100
Question:
A typical lightbulb in your residence is rated 100 W, which means that the bulb dissipates 100 W when connected to a DC voltage of 110 V.
(a) What is the current?
(b) If the voltage is reduced to 55 V, what is the dissipated power? Assume the resistance does not change when the voltage is reduced.
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Step by Step Answer:
The current can be determined directly from the given emf and power Given the power ...View the full answer
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Related Book For 
College Physics Reasoning and Relationships
ISBN: 978-0840058195
2nd edition
Authors: Nicholas Giordano
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