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A capacitor is charged to 200 volt. It has a charge of 0.1 coulomb. When it is discharged, energy liberated will be
Options
(a) 1 J
(b) 4 J
(c) 10 J
(d) 20 J
Correct Answer:
10 J
Explanation:
Energy of capacitor = (1/2) QV
= (1/2) × 0.1 × 200 = 10 J
Related Questions: - If white light is used in Young’s double slit experiment
- An Electric charge does not have which of the following properties?
- A particle with total energy E is moving in a potential energy region U(x)
- A polarised light of intensity I₀ is passed through another polariser whose pass axis
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Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If white light is used in Young’s double slit experiment
- An Electric charge does not have which of the following properties?
- A particle with total energy E is moving in a potential energy region U(x)
- A polarised light of intensity I₀ is passed through another polariser whose pass axis
- In the Young’s double slit experiment, a point P on the central bright fringe
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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