Quote:
Originally Posted by flybouy
Ohm's law states I= V/R, so I is the amps found by dividing the voltage by the resistance. So I = 120 volts divided by 56,000 ohms resistance. Amps would then be 0.0021428571. The resistance should be less than 20.
The element is inexpensive, readily available and simple to replace.
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I have also seen Power = IV, and I = V/R, and the by substitution P = v^2/R
Therefore, R = v x v / P or
Resistance = voltage squared divided by watts.