Question
For what purpose are capacitors used in computers?

Answer

To store memory

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

Explain why current flows through an ideal capacitor when it is connected to an a.c. Source but not when it is connected to a do. Source in a steady state.
When an AC source is connected to a capacitor there is a steady-state current in the circuit. Does it mean thatthe charges jump from one plate to the other to complete the circuit?
Can we take one slab of p-type semiconductor and physically join it to another n-type semiconductor to get p-n junction?
What is called equipotential surface?Draw the diagram of equipotential surface due point positive charge.
Ultraviolet radiations of different frequencies and are incident on two photosensitive materials having work functions $\ce{W_1}$ and $\ce{W_2(W_1>W_2)}$ respectively. The kinetic energy of the emitt3ed electrons is same in both the cases. Which one of the two radiations will be of higher frequency?
A variable frequency a.c source is connected to a capacitor. How will the displacement current change with decrease in frequency?
Write the definition of resolution limit of an optical instrument.
Calculate the time required to heat $20\ kg$ of water from $10^\circ C$ to $35^\circ C$ using an immersion heater rated $1000W$. Assume that $80\%$ of the power input is used to heat the water. Specific heat capacity of water $= 42000J \ kg^{-1} K^{-1}$.
Can a battery be charged with alternating current?
The coercive force for a certain permanent magnet is $4.0 \times 10^4A/m.$ Thia magnet is placed inside a long solenoid of $40$ turns/cm and a current is passed in the solenoid to demagnetise it completely. Find the current.