two charges of 10uC and -4uC are 2.0m apart. What is the potential at a point midway between these charges?
two charges of 10uC and -4uC are 2.0m apart. What is the potential at a point midway between these charges?
Answer: use the formula pe=kq1*q2/r
Explanation: here k=8.89*10^9
q1=10uc
q2=-4uc
r=0.001m
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