Potential: How much work is needed to carry an electron from the positive terminal to the negative terminal of a 9.0-V battery. (e = 1.60 × 10-19 C , melectron = 9.11 × 10-31 kg)
A. 1.6 × 10-19 J
B. 17 × 10-19 J
C. 9.0 J
D. 14.4 × 10-19 J
E. 14.4 × 10-19 J/C
Answer: D
Physics & Space Science
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