Combination of Capacitors

IMPORTANT

Combination of Capacitors: Overview

This Topic covers sub-topics such as Combination of Capacitors, Series Combination of Capacitors, Parallel Combination of Capacitors, Methods of Finding Equivalent Capacitance and, Finding Equivalent Capacitance Using Point Potential

Important Questions on Combination of Capacitors

EASY
IMPORTANT

A network of four capacitors each of 15 μFcapacitance is connected to a 500 V supply as shown in the figure. Determine (a) equivalent capacitance of the network and (b) charge on C4 capacitor.

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EASY
IMPORTANT

Two capacitors of capacitance 6 μF and 12 μF are connected in series with a battery. The voltage across the 6 μF capacitor is 2 V. The total battery voltage is

EASY
IMPORTANT

If total charge stored in capacitors is equal to 100 μC, then find the value of x?

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EASY
IMPORTANT

Find the equivalent capacitance across points A and B in the given electrical circuit.

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EASY
IMPORTANT

Two capacitors are connected in series as shown in figure. The equivalent capacitance between A and B is C1. If a dielectric slab of dielectric constant 2 is introduced completely in capacitor C, the equivalent capacitance between A and B now becomes C2.

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Find C1C2.

MEDIUM
IMPORTANT

In the following circuit, C1=12 μF, C2=C3=4 μF and C4=C5=2 μF. The charge stored in C3 is _____.

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MEDIUM
IMPORTANT

What is the equivalent capacitance between points A & B?

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HARD
IMPORTANT

In the given circuit diagram, find the equivalent capacitance across AB (in μF).

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MEDIUM
IMPORTANT

A potential difference of 400 V is connected across a series combination of two capacitors of capacities 3 μF and 6 μF. Calculate its equivalent capacity and charge on each capacitor.

EASY
IMPORTANT

Find the effective capacity between A and D in the following circuit (in μF)

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MEDIUM
IMPORTANT

In the arrangement the value of each capacitor is X μF. Then the equivalent capacitance between point a and c is (in μF)

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EASY
IMPORTANT

The equivalent capacitance between points A and B is

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MEDIUM
IMPORTANT

The following figure shows a 9 V battery and 3 uncharged capacitors of capacitances C1=C2=C3=1μF. The switch is thrown to the right side until capacitor C1 is fully charged, then the switch is thrown to the left. The final charge on capacitor C2 is

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MEDIUM
IMPORTANT

A capacitor of capacitance C1=1 μF is charged using a 9 V battery. C1 is then removed from the battery & connected to capacitors C2 and C3 of 2 μF and 3 μF respectively as shown in the figure. Find the charge on C3 after equilibrium has reached is

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EASY
IMPORTANT

The effective capacitance between A and B in the given figure is

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EASY
IMPORTANT

Find the equivalent capacitance between the points A and B for the following circuit.

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EASY
IMPORTANT

In the following circuit C1=12 μF,C2=C3=4 μF and C4=C5=2 μF. The charge stored in C3 is μC.

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MEDIUM
IMPORTANT

Equivalent capacitance between A and B is nC0. Find value of n.

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MEDIUM
IMPORTANT

Find the potential difference across 2μF in steady state:

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EASY
IMPORTANT

Find the charge on capacitor C3?

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Given that C1=C2=C and C3=C4=3C