Physics - Capacitor Question with Solution | TestHub
PhysicsCapacitorCircuit AnalysisMedium2 minPYQ_2026
PhysicsMediumsingle choice
A parallel plate capacitor of capacitance 'C' is connected to a battery and charged to a potential 'V'. Another capacitor of capacitance '' is charged to a potential ''. The charging battery is then disconnected and both the capacitors are connected in parallel to each other such that positive terminal of one is connected to negative terminal of the other. The final energy of the configuration is
Options:
Answer:
C
Solution:
Initial charge on the first capacitor,
Initial charge on the second capacitor,
When connected in parallel with opposite polarities, the net charge is
Equivalent capacitance of the parallel combination is
Final energy of the configuration is given by
Substituting the values,
Answer:
Stream:MHT_CETSubject:PhysicsTopic:CapacitorSubtopic:Circuit Analysis
⏱ 2mℹ️ Source: PYQ_2026
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