If a 9.0-V battery,with negligible internal resistance,and an 18-W resistor are connected in series,what is the amount of electrical energy transformed to heat per coulomb of charge that flows through the circuit?
A)0.50 J
B)3.0 J
C)9.0 J
D)72 J

Question

Quizplus · Accepted Answer

The electrical energy transformed to heat per coulomb of charge is equal to the voltage of the battery, which is 9.0 V, or 9.0 J/C.

If a 90-V Battery,with Negligible Internal Resistance,and an 18-W Resistor Are Connected