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12th CBSE

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Two dielectric slabs of dielectric constants $k_{1}$ and $k_{2}$ are filled in between the two plates, each of area $A$ , of the parallel plate capacitor as shown in Figure. Find the net capacitance of the capacitor.

Important Questions on Electrostatic Potential and Capacitance

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12th CBSE

IMPORTANT

New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 45

A parallel plate capacitor of capacitance

C

is charged to a potential

V

. It is then connected to another uncharged capacitor having the same capacitance. Find out the ratio of the energy stored in the combined system to that stored initially in the single capacitor.

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12th CBSE

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New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 46

Explain, using suitable diagrams, the difference in the behavior of a (i) conductor and (ii) dielectric in the presence of the external electric field. Define the term polarization of a dielectric and write its relationship with susceptibility.

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12th CBSE

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New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 47

A capacitor is charged with a battery and then its plate separation is increased without disconnecting the battery. What will be the change in the charge stored in the capacitor.

EASY

12th CBSE

IMPORTANT

New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 47

A capacitor is charged with a battery and then its plate separation is increased without disconnecting the battery. What will be the change in energy stored in the capacitor.

EASY

12th CBSE

IMPORTANT

New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 47

A capacitor is charged with a battery and then its plate separation is increased without disconnecting the battery. What will be the change in the potential difference across the plates of the capacitor?

EASY

12th CBSE

IMPORTANT

New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 47

A capacitor is charged with a battery and then its plate separation is increased without disconnecting the battery. What will be the change in the electric field between the plates of the capacitor?

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12th CBSE

IMPORTANT

New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 48

The charges $q_{1} = 3 μF, q_{2} = 4 μF$ and $q_{3} = - 7 μF$ are placed on the circumference of a circle of radius $1.0 m$ , as shown in Figure below. What is the value of charge $q_{4}$ placed on the same circle if the potential at centre, $V_{C} = 0$ ?

Question Image

EASY

12th CBSE

IMPORTANT

New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 49

Two thin concentric shells of radii

r_{1}

and

r_{2} (r_{2} ≫ r_{1})

have charges

q_{1}

and

q_{2}

. Write the expression for the potential at the surface of inner and outer shells.

Two dielectric slabs of dielectric constants k1 and k2 are filled in between the two plates, each of area A, of the parallel plate capacitor as shown in Figure. Find the net capacitance of the capacitor.

Important Questions on Electrostatic Potential and Capacitance

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Two dielectric slabs of dielectric constants $k_{1}$ and $k_{2}$ are filled in between the two plates, each of area $A$ , of the parallel plate capacitor as shown in Figure. Find the net capacitance of the capacitor.