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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
- Four cells, each of emf E and internal resistance r, are connected in series across
- The work function for metals A,B abd C are respectively 1.92 eV,2.0 eV and 5 eV.
- The dimensional formula for Young’s modulus is
- A coil of 100 turns carries a current of 5 mA and creates a magnetic flux of 10⁻⁵ Wb.
- An astronomical telescope arranged for normal adjustment has a magnification of 6.
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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