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If Voltage applied on a capacitor is increased from \(V\) to \(2V\), choose the correct conclusion

Question and options

If Voltage applied on a capacitor is increased from VV to 2V2V, choose the correct conclusion
  1. Q remains the same, C is doubled
  2. Q is doubled; C doubled
  3. C remains same, Q doubled
  4. Both Q and C remain same

Answer and explanation

Correct answer: C - C remains same, Q doubled
Capacitance depends only on geometry and dielectric, so C stays the same; Q=CVQ = CV, so doubling V doubles Q.

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