Answer to Question #319011 in Electric Circuits for Del

Question

Calculate the power in a 1000 Ω electric heater if the current through it is (a) 0.5 A & (b) 1A.

providing the given, required, formula,

solution/substitution of data

Answer 1

Answer

a) power

$P=\frac{I^2}{R}\\=\frac{0.5*0.5}{1000}\\=0.00025A$

b) $P=\frac{I^2}{R}\\=\frac{1*1}{1000}\\=0.001A$