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Back to Electric Power — Problem 5 · Task Set 11

Exercises: Electric Power

Work through each section in order. Show your work where indicated.

Grade 11·22 problems·~30 min·OpenStax Physics (High School)·section·sec-19-4
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A

Fluency Practice

1.

An electric heater has resistance R=20 ΩR = 20\ \Omega and is connected to a 240 V240\ \text{V} outlet. Calculate the power dissipated using P=V2/RP = V^2/R.