A resistance r carries a current i 5 a sin 120 t 10 a sin
A resistance R carries a current I = (5 A) sin 120 ?t + (10 A) sin 240 ?t.
(a) What is the rms current?
A
(b) If the resistance R is 10 , what is the power dissipated in the resistor?
W
(c) What is the rms voltage across the resistor?
V
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