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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: - For non-conductors, the energy gap is
- A stone thrown into still water, creates a circular wave pattern moving radially
- If particles are moving with same velocity, then maximum de Broglie wavelength will
- The range of voltmeter is 10V and its internal resistance is 50Ω.
- A particle moves along the x-axis such that its co-ordinate (x) varies with time (t)
Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- For non-conductors, the energy gap is
- A stone thrown into still water, creates a circular wave pattern moving radially
- If particles are moving with same velocity, then maximum de Broglie wavelength will
- The range of voltmeter is 10V and its internal resistance is 50Ω.
- A particle moves along the x-axis such that its co-ordinate (x) varies with time (t)
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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