Resistance questioin?

Question

A 6-volt battery has an internal resistance of 0.5 ohm and is connected to a 5.5-ohm resistance.

a) What is the current in the circuit when the circuit is closed?

b) What is the potential difference across the battery terminals when the circuit is closed?

c) What is the potential difference across the battery when the circuit is open?

Answer 1

a. 1 Ampere

b. 5.5 Volts

c. 6 Volts