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

Similar questions

Which rules are followed in nuclear reactions?
At room temperature (27.0°C) the resistance of a heating element is $100\ \Omega.$ What is the temperature of the element if the resistance is found to be $117\ \Omega,$ given that the temperature coefficient of the material of the resistor is $1.70\times10^{-4}\ ^\circ\text{C}^{-1}.$
Find the amount of silver liberated at cathode if 0.500A of current is passed through $AgNO_3$ electrolyte for 1 hour. Atomic weight of silver a 107.9 g/mole.
The pressures of the gas in a constant volume gas thermometer are 80cm, 90cm and 100cm of mercury at the ice point, the steam point and in a heated wax bath, respectively. Find the temperature of the wax bath.
A man of mass 50 kg starts moving on the earth and acquires a speed of $1.8 \mathrm{~m} / \mathrm{s}$. With what speed does the earth recoil? Mass of earth $=6 \times 10^{24} \mathrm{~kg}$.
Can there be a potential difference between two adjacent conductors carrying the same charge?
If a compressed spring is dissolved in acid, what happened to the elastic potential energy of the spring?
A 1.0m long metallic rod is rotated with an angular frequency of 400 rad $s^{-1}$ about an axis normal to the rod passing through its one end. The other end of the rod is in contact with a circular metallic ring. A constant and uniform magnetic field of 0.5T parallel to the axis exists everywhere. Calculate the emf developed between the centre and the ring.
Write the uses of capacitors.
Explain the lateral shift for a ray refracted from a glass slab with parallel sides.