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2. Electric potential and capacitance — Physics STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 SciencePhysics2. Electric potential and capacitance1 Mark
MCQ
A point charge $Q$ is placed in uniform electric field $\vec E = E_1 \hat i + E_2\hat j$ at position $(a, b)$. Find work done in moving it to position $(c, d)$
  • A
    Zero
  • ✓
    $\{E_1(c -a) + E_2(d-b)\}Q$
  • C
    $\{E_1\, ac + E_2\, bd\}Q$
  • D
    $\{E_1c + E_2d\}Q$
✓

Answer

Correct option: B.
$\{E_1(c -a) + E_2(d-b)\}Q$
b

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