EASY
12th CBSE
IMPORTANT
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The difference between the radii of the two spheres of a spherical capacitor is increased. Will the capacitance increase or decrease?

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>Text Based Exercises>Q 50
What is the dielectric?
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 51
Define the dielectric constant in terms of the capacitance of a capacitor.
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 52
Write down the relation between dielectric constant and electric susceptibility?
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 53
Write a relation polarization P→ of dielectric material in the presence of an external electric field E→.
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 54
Define the dielectric strength of a medium. What is its value for a vacuum?
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 55
Where is the knowledge of dielectric strength helpful?
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 56
What is the effect of temperature on dielectric constant?
EASY
12th CBSE
IMPORTANT
New Simplified Physics (Vol 1) For Class 12>Chapter 2 - Electrostatic Potential and Capacitance>Text Based Exercises>Q 57
An air capacitor is given a charge of 2 μC raising its potential to 200 V. If on inserting a dielectric medium. its potential falls to 50 V, what is the dielectric constant of the medium?