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    Exam 21: Electric Current and Direct-Current Circuits
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    The Power Rating of a 400-Ω Resistor Is 0
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The Power Rating of a 400-Ω Resistor Is 0

Question 71

Question 71

Multiple Choice

The power rating of a 400-Ω resistor is 0.25 W.What is the maximum voltage you can safely connect across its ends?


A) 10 V
B) 20 V
C) 30 V
D) 40 V
E) 50 V

Correct Answer:

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