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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.
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Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The maximum and minimum intensities of two sources is 4:1. The ratio of amplitude is
- The magnetic susceptibility of a material of a rod is 299. Permeability of vacuum
- A steady current of 1.5 amp flows through a copper voltmeter for 10 minutes
- An astronomical telescope arranged for normal adjustment has a magnification of 6.
- A closely wound solenoid of 2000 turns and area of cross-section 1.5 x 10⁻⁴ m² carries
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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