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A capacitor of capacitance value 1 μF is charged to 30 V and the battery is then disconnected. If it is connected across a 2 μF capacitor, the energy lost by the system is
Options
(a) 300 μJ
(b) 450 μJ
(c) 225 μJ
(d) 150 μJ
Correct Answer:
300 μJ
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Electrons of mass m with de-Broglie wavelength λ fall on the target in an X-ray tube.
- A linear aperture whose width is 0.02 cm is placed immediately in front of a lens
- Given a sample of radium-226 having half-life of 4 days. Find the probability,
- A bullet loses 1/20 of its velocity after penetrating a plank.How many planks
- A 1Ω resistance in series with an ammeter is balanced by 75 cm of potentiometer wire
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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