A hair dryer and a curling iron have resistances of 15 Ω and 25 Ω, respectively, and are connected in parallel. They are connected to a 60 V battery. A. Calculate the power used by the hair dryer. B. Calculate the power used by the curling iron.
A hair dryer and a curling iron have resistances of 15 Ω and 25 Ω, respectively, and are connected in parallel. They are connected to a 60 V battery. A. Calculate the power used by the hair dryer. B. Calculate the power used by the curling iron.
Physics for Scientists and Engineers with Modern Physics
10th Edition
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter27: Direct-current Circuits
Section: Chapter Questions
Problem 21P: (a) Can the circuit shown in Figure P27.21 be reduced to a single resistor connected to a battery?...
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A hair dryer and a curling iron have resistances of 15 Ω and 25 Ω, respectively, and are connected in parallel. They are connected to a 60 V battery.
A. Calculate the power used by the hair dryer.
B. Calculate the power used by the curling iron.
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