Question
Physics Question on Electrostatics
Choose the correct statement:
Three charges 2q, -q. -q are located at the vertices of an equilateral triangle. At the centroid:
A
the field is zero but the potential is non-zero
B
potential is zero but the field is non-zero
C
both field and potential are zero
D
both field and potential are non-zero
Answer
potential is zero but the field is non-zero
Explanation
Solution
The correct option is(B):potential is zero but the field is non-zero