so,
I=7.99/22.445
I=0.355598
then,
V=(0.355598)(23) ?
or V=(0.355598)(23.555)
I don't understand why I'm not supposed to use the total resistance as opposed to just the external resistance.
Homework Statement
What potential difference is measured across
a 23 ohm load resistor when it is connected
across a battery of emf 7.99 V and internal
resistance 0.555 ohms
Answer in units of V
Homework Equations
V=IR
V=emf - Ir
The Attempt at a Solution
V=IR
emf-Ir=IR...