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    College Physics Study Set 2
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    Exam 17: Current and Resistance
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    If a Lamp Has Resistance of 140 Ω When It
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If a Lamp Has Resistance of 140 Ω When It

Question 47

Question 47

Multiple Choice

If a lamp has resistance of 140 Ω when it operates at 130 W,what is the applied voltage?


A) 135 V
B) 151 V
C) 121 V
D) 72.9 V
E) 108 V

Correct Answer:

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