Asked by Joe
A 40.0 ohm resistor, 20.0 ohm resistor, and a 10.0 ohm resistor are connected in series across a 220-V supply. Which resistor is the warmest? a. 40.0 ohm b. 20.0 ohm c. 10.0 ohm d. they are all the same
Answers
Answered by
bobpursley
isn't Joule heating current^2 * R ?
they all have the same current...so...
they all have the same current...so...
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