Which of the following devices is used for storing electric charges?

Similar Questions

Two images Y and X are formed by a plane mirror and a convex mirror respectively. Which of the follo...

An electron moves from an energy level of -8.6 eV to another level of -3.5 eV. Determine the frequen...

The diagram above illustrates a block ans tackle pulley system in which an effort E supports a load ...

The velocity ratio of a machine is 5 and its efficiency is 75%. What effort would be needed to lift ...

If the magnification of a virtual image formed by an object 10cm from a convex less is 3, then the f...

In which of the following piece of apparatus is the radius of curvature equal to twice the focal len...

The diagram above represent displacement D, versus time, t graph of a progressive wave. Deduce the f...

Calculate the effective resistance between P and Q in the diagram above ...

If a wire 30 cm long is extended to 30.5 cm by a force of 300 N. find the strain energy of wire...

Which of the following properties is an advantage of lead-acid accumulator over an alkaline accumula...