Question
Question: If 20 J of work has to be done to move an electric charge of 4C from a point, where potential is 10 ...
If 20 J of work has to be done to move an electric charge of 4C from a point, where potential is 10 V to another point, where potential is V volt, find the value of V-
A
2 volt
B
70 volt
C
5 volt
D
15 volt
Answer
15 volt
Explanation
Solution
Use Wi ® f = q (Vf – Vi)