How many ohms of resistance must be present in a circuit that has has 240 volts and a current of 15 amps?

1 Answer
May 1, 2017

We just have to use ohm's law:-

V = I*R

where, V is the net potential difference in the circuit, I is the current in the circuit and R is the net resistance of the circuit.

In this case, V = 240 volts, I = 15 amperes.

therefore 240 = 15*R
=> R=240/15 = 16 ohms