2) (15 pts) Given the circuit shown below
2.00 ?
2.00 ?
a
1.00 ? 12.0 V
61.00 ? 10.0 V
b
+
1.00 ? 8.0 V 3.00
+
1.00 ?
2.00 ?
?
a) (8 pts) What is the potential difference between points a and b? Which point is at a higher
potential?
b) (7 pts) If a wire was used to connect points a and b, what would the current through the
top branch be?