1.

What is the heat generated (in J) in a heating element of resistance 800 Ω when a current of 0.2 A passes through it for 40 seconds?_x005F_x000D_

A. 6400_x005F_x000D_
B. 1280_x005F_x000D_
C. 640_x005F_x000D_
D. 3200
Answer» C. 640_x005F_x000D_


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