MEDIUM
12th CBSE
IMPORTANT
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Derive an expression for the potential energy of an electric dipole placed in a uniform electric field. Hence discuss the conditions of its stable and unstable equilibrium.
Important Questions on Electrostatic Potential and Capacitance
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Problems For Practice>Q 1
The work done in moving a charge of between two points is . What is the potential difference between the two points?
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EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Problems For Practice>Q 2
The electric potential at from a point charge is . What is the magnitude and sign of the charge?![](https://assets-cf.embibe.com/production/web-assets/assets/seo/forward.webp)
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Problems For Practice>Q 3
The electric field at a point due to a point charge is and the electric potential at that point is . Calculate the distance of the point from the charge and the magnitude of the charge.![](https://assets-cf.embibe.com/production/web-assets/assets/seo/forward.webp)
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Problems For Practice>Q 4
Two points and are located in diametrically opposite directions of a point charge of at distances and respectively from it. Determine the potential difference .![](https://assets-cf.embibe.com/production/web-assets/assets/seo/forward.webp)
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Problems For Practice>Q 5
A hollow metal sphere is charged with of charge and has a radius of . Find the potential inside the surface.![](https://assets-cf.embibe.com/production/web-assets/assets/seo/forward.webp)
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 9
A fully charged parallel plate capacitor is connected across an uncharged identical capacitor. Show that the energy stored in the combination is less than that stored initially in the single capacitor.![](https://assets-cf.embibe.com/production/web-assets/assets/seo/forward.webp)
MEDIUM
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 11
Find the expression for the capacitance of a parallel plate capacitor of area and plate separation if a dielectric slab of thickness . In which case would the capacitance be more and why?![](https://assets-cf.embibe.com/production/web-assets/assets/seo/forward.webp)
MEDIUM
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 12
What is the dielectric? A dielectric slab of thickness is kept between the plates of a parallel plate capacitor separated by distance . Derive the expression for the capacitance of the capacitor for .![](https://assets-cf.embibe.com/production/web-assets/assets/seo/forward.webp)