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Electrostatics — Physics STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 SciencePhysicsElectrostatics1 Mark
MCQ
There are two equipotential surface as shown in figure. The distance between them is r. The charge of –q coulomb is taken from the surface A to B, the resultant work done will be
  • A
    $W=\frac{1}{4 \pi \varepsilon_0} \frac{q}{r}$
  • B
    $W=\frac{1}{4 \pi \varepsilon_0} \frac{q}{r^2}$
  • C
    $W=-\frac{1}{4 \pi \varepsilon_0} \frac{q}{r^2}$
  • ✓
    $W = Zero$
✓

Answer

Correct option: D.
$W = Zero$
(d) $W = Zero$

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