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Resistance Calculator

Enter any two values to calculate all values
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Voltage (Volts)  
Resistance(Ohms)   Enter first value
Current(Amps)  
Power(Watts)  
   

“When a current flows through a conductor the current flowing is directly proportional to the potential difference between either end and the resistance of the conductor”.


Ohms Law

R= V ÷ I
V² ÷ W
W ÷ I² 		W= V² ÷ R
I² × R
V × I		 V= √W × R
W ÷ I
I × R		 I= V ÷ R
W ÷ V
√W ÷ R
ohms law