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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
- Two waves are represented by the equations y₁ = a sin (?t + kx + 0.57) m
- The threshold wavelength for photoelectric emission from a material is 4800 Å.
- In an L-C-R series resonant circuit, the capacitance is changed from C to 4C.
- Two vessels separately contain two ideal gases A and B at the same temperature,
- The voltage gain of an amplifier with 9% negative feedback is 10.
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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