64. A 1200-W hair dryer is designed for 117 V. (a) What

Chapter 18, Problem 64

(choose chapter or problem)

64. A 1200-W hair dryer is designed for 117 V. (a) What will be the percentage change in power output if the voltage drops to 105 V? Assume no change in resistance. (b) How would the actual change in resistivity with temperature affect your answer?

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