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Physics - Capacitor Question with Solution | TestHub

PhysicsCapacitorCircuit AnalysisMedium2 minPYQ_2013
PhysicsMediummultiple choice

In the circuit shown in the figure, there are two parallel plate capacitors each of capacitance C. The switch S1 is pressed first to fully charge the capacitor C1 and the released. The switch S2 is then pressed to charge the capacitor C2. After some time, S2 is released and then is S3 pressed. After some time,

Question diagram: In the circuit shown in the figure, there are two parallel p

Options:(select one or more)

Answer:
B, D
Solution:

When S1is closed,
charge on C 1 = 2 V 0 C
After S2is closed, half of the change will move to C2
∴   charge on C 1 = 1 2 2 V 0 C
when S2is closed,
charge on C 2 = V 0 C but with reversed polarity,
∴   Charge on upper plate = - V 0 C

Stream:JEE_ADVSubject:PhysicsTopic:CapacitorSubtopic:Circuit Analysis
2mℹ️ Source: PYQ_2013

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