The electric P.E of an electron in an orbit at a distance rn from the positive charge_____________?
AÀKe2/rn
BÀKe2/rn2
CKe2/rn
DKe2/rn2
Correct answer
A. ÀKe2/rn
Explanation
ÀKe2/rn is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.