posted by physics .
what would be the appropriate answer choice for this question:
If the batteries in a portable CD player provide a terminal voltage of 12 V, what is the potential difference across the entire CD player?
a. 3.0 V
b. 4.0 V
c. 6.0 V
d. 12 V
thanks alot guys
The "terminal voltage" is what drives the CD player. It is the voltage delivered by the battery compartment. With that information, you should be able to answer the question