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    Physics for Scientists and Engineers Study Set 4
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    Exam 29: Electromagnetic Induction and Faradays Law
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    The Windings of a DC Motor Have a Resistance of 6.00
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The Windings of a DC Motor Have a Resistance of 6.00

Question 41

Question 41

Multiple Choice

The windings of a DC motor have a resistance of 6.00 Ω. The motor operates on 120 V AC, and when running at full speed it generates a back emf of 105 V. What current does the motor draw when operating at full speed?


A) 2.50 A
B) 5.00 A
C) 17.5 A
D) 20.0 A
E) 37.5 A

Correct Answer:

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