Question

The potential difference across a piece of wire is 2.1V
The current in the wire is 0.30A
Calculate the resistance of the wire
Write any equation that you use

Answer 1

Answer:

Given: V=2.1 I = 0.30 A

Using V=IR

2.1 = 0.30 R

2.1/0.30 =R

R= 7 Ohm