Power in Circuits Video Lessons

Concept

Problem: The current drawn by a 1200-W toaster connected to 120 V is 10 Amps. The resistance of the toaster coils is a. 18 ohms b. 12 ohms c. 6 ohms d. None of the above

FREE Expert Solution

Power:

$\overline{){\mathbf{P}}{\mathbf{=}}\frac{{\mathbf{V}}^{\mathbf{2}}}{\mathbf{R}}}$

Solving for the resistance, R:

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Problem Details

The current drawn by a 1200-W toaster connected to 120 V is 10 Amps. The resistance of the toaster coils is

a. 18 ohms

b. 12 ohms

c. 6 ohms

d. None of the above