Electrostatic Potential and Capacitance - Result Question 14
16. Three charges, each $+q$, are placed at the corners of an isosceles triangle $ABC$ of sides $BC, AC$ and $A B$. D and $E$ are the mid points of $B C$ and $CA$. The work done in taking a charge $Q$ from $D$ to $E$ is
[2011M] (a)
Show Answer
Answer:
Correct Answer: 16. (c)
Solution:
- (c) $AC=BC$
$V_D=V_E$ We have, $W=Q(V_D-V_E)$ $\Rightarrow W=0$
