Power dissipated in the copper wire
A copper wire of diameter 2mm carries 12A of current for an electric stove. Assuming the resistivity of copper of 1.7 * 10^(-8) omega.m, the power dissipated in 2 m length of the wire is:
a. 0.72 W
b. 0.92 W
c. 1.23 W
d. 1.44 W
e. 1.55 W
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