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NEETPhysicsCapacitance

What is the work done in bringing a charge of 2 × 10⁻⁹ C from infinity to a point P where the potential due to a charge of 4 × 10⁻⁷ C located 9 cm away is 4 × 10⁴ V?

Options

  1. A8 × 10 ⁻⁵ J
  2. B3.6 × 10 ⁻⁵ J
  3. C1.8 × 10 ⁻⁵ J
  4. D4.5 × 10 ⁻⁵ J

Correct answer

A. 8 × 10 ⁻⁵ J

Step-by-step solution

Correct Option is : (A) 8 × 10 ⁻⁵ J

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