Question
A certain "brand-new" (never-used) 9.0 volt cell contains 40mC of charge. The Electric energy "stored" in the cell amounts to about (___) joules.
0.0
0.06
37.5
.36
60x10^-4
I'm not too sure how to figure this problem out. I initially thought 40/9, but the answer was not one of the homework answers given. Please help! Thank you! :)
0.0
0.06
37.5
.36
60x10^-4
I'm not too sure how to figure this problem out. I initially thought 40/9, but the answer was not one of the homework answers given. Please help! Thank you! :)
Answers
bobpursley
energy= POtential*charge=.040*9 joules