S L Arora Solutions for Chapter: Electrostatic Potential and Capacitance, Exercise 3: SHORT ANSWER CONCEPTUAL PROBLEMS

A parallel plate capacitor is charged by a battery. After some time the battery is disconnected and a dielectric slab with its thickness equal to the plate separation is inserted between the plates. What change, in any will take place in potential difference between the plates. Justify the answer?

A parallel plate capacitor is charged by a battery. After some time the battery is disconnected and a dielectric slab with its thickness equal to the plate separation is inserted between the plates. What change, in any will take place in the energy stored in the capacitor. Justify the answer?

A parallel plate capacitor, each with plate area $A$ and separation $d$, is charged to a potential difference $V$. The battery used to charge it remains connected. A dielectric slab of thickness $d$ and dielectric constant $k$ is now placed between the plates. What change, if any, will take place in charge on plates.

A parallel plate capacitor, each with plate area $A$ and separation $d$, is charged to a potential difference $V$. The battery used to charge it remains connected. A dielectric slab of thickness $d$ and dielectric constant $k$ is now placed between the plates. What change, if any, will take place in electric field intensity between the plates.

A parallel plate capacitor, each with plate area $A$ and separation $d$, is charged to a potential difference $V$. The battery used to charge it remains connected. A dielectric slab of thickness $d$ and dielectric constant $k$ is now placed between the plates. What change, if any, will take place in capacitance of the capacitor. Justify your answer?

A parallel plate capacitor of capacitance $C$ is charged to a potential $V$ by a battery. Without disconnecting the battery, the distance between the plates is tripled and a dielectric medium of $k=10$ is introduced between the plates of the capacitor. Explain giving reasons, how will the following be affected capacitance of the capacitor.

A parallel plate capacitor of capacitance $C$ is charged to a potential $V$ by a battery. Without disconnecting the battery, the distance between the plates is tripled and a dielectric medium of $k=10$ is introduced between the plates of the capacitor. Explain giving reasons, how will the following be affected charge on the capacitor.

A parallel plate capacitor of capacitance $C$ is charged to a potential $V$ by a battery. Without disconnecting the battery, the distance between the plates is tripled and a dielectric medium of $k=10$ is introduced between the plates of the capacitor. Explain giving reasons, how will the following be affected energy density of the capacitor.