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Work done by an external agent in separating the parallel plate capacitor is
Options
(a) CV
(b) 1/2 C²V
(c) 1/2 CV²
(d) None of these
Correct Answer:
1/2 CV²
Explanation:
Energy stored in capacitor = (1/2) CV²
External agent should apply (1/2) CV² energy for separating the plates.
Related Questions: - When a light beam of frequency v is incident on a metal surface,
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Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- When a light beam of frequency v is incident on a metal surface,
- A current of 5 A is passing through a metallic wire of cross-sectional area 4×10⁻⁶ m².
- The friction of the air causes a vertical retardation equal to 10%
- A tuning fork of frequency x produces 4 beats with a source of 256 Hz and 8 beats
- The drift velocity of free electrons in a conductor is v, when a current
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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