Download App

Electrostatic Potential and Capacitance — Physics STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 SciencePhysicsElectrostatic Potential and Capacitance2 Marks
Question
Write the principle of capacitor.
✓

Answer

The potential of a charged conductor can be reduced by placing another earthed conductor near it. In this way the ability of the conductor to store charge, which we call capacitance, increases. Such adjustment is called a capacitor.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "2 Marks Questions" from Electrostatic Potential and Capacitance→Electrostatic Potential and Capacitance — all question types→Physics STD 12 Science question papers→Rajasthan Board STD 12 Science question papers→Rajasthan Board question paper generator→

Similar questions

In an electrolyte, the positive ions move from left to right and the negative ions from right to left. Is there a net current? If yes, in what direction?
→
What is Curie law in magnetism?
→
Find the wavelength of the electron orbiting in the first excited state in hydrogen atom.
→
Prove that $\varepsilon_0 \mu_0=\frac{1}{c^2}\left(\right.$ or $\left.c=\frac{1}{\sqrt{\varepsilon_0 \mu_0}}\right)$. ###
Derive the relation between the permittivity of free space $\left(\varepsilon_0\right)$, the permeability of free space $\left(\mu_0\right)$ and the speed of light $(c)$.
→
A gas thermometer measures the temperature from the variation of pressure of a sample of gas. If the pressure measured at the melting point of lead is $2.20$ times the pressure measured at the triple point of water, find the melting point of lead.
→
Briefly explain the discovery of neutrons.
→
An immersion heater rated $1000W, 220V$ is used to heat $0.01m^3$ of water. Assuming that the power is supplied at $220V$ and $60\%$ of the power supplied is used to heat the water, how long will it take to increase the temperature of the water from $15^\circ C$ to $40^\circ C?$
→
In a Young's double slit experiment $\lambda=500\ \text{nm}, d = 1.0\ \text{mm}$ and $D = 1.0m.$ Find the minimum distance from the central maximum for which the intensity is half of the maximum intensity.
→
An infinite line charge produces a field of $9 \times 10^4 N/C$ at a distance of $2 \ cm.$ Calculate the linear charge density.
→
Why do stable nuclei never have more protons than neutrons?
→