A metallic sphere of radius 18 cm has been given a charge of 5 × 10−6 C. The energy of the charged conductor is
  • a)
    0.2 J
  • b)
    0.6 J
  • c)
    1.2 J
  • d)
    2.4 J
Correct answer is option 'B'. Can you explain this answer?

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Answers

EduRev NEET
Jan 20, 2022
Here r = 18cm = 18 × 10−2m, q = 5 × 10−6C

Energy of charged conductor is

Here r = 18cm = 18 × 10−2m, q = 5 × 10−6CEnergy of charged conductor is
Here r = 18cm = 18 × 10−2m, q = 5 × 10−6CEnergy of charged conductor is