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The true power developed in this circuit is

Diagram for question: The true power developed in this circuit is
  • 20W.
  • 50W.
  • 12W.
S

Shawez asked · 16 Feb 2015

anyone please explain

Community Comments (5)

P
PART66Online 16 Feb 2015
True power is only in the resistor = I^2 * R = 2x2x3 = 12W
G
ggmu 28 Jul 2015
How abt P=IV = 2 * 10 = 20w ? Guide me thanks :)
P
PART66Online 31 Jul 2015
Hello ggmu.

True power in this circuit is only in resistor.
So you have to calculate voltage drop across resistor and then use your formula, or you can use formula provided in my first post. Hope that helps.
P
PART66Online 31 Jul 2015
And please read about power here: allaboutcircuits.com/textbook/alterna...
G
ggmu 8 Aug 2015
Thank u. Appretiate it :)

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