Electricity and...

What happens when an ebonite rod is rubbed with fur?

A glass rod is rubbed with silk and brought near the cap of a negatively charged gold leaf electroscope. The leaf divergence will

The potential difference is measured by means of an instrument called

There is no flow of current between two charged bodies when connected because

If a charged body attracts another body, then the charge on the other body _______.

Electron volt is the unit of

How many electrons constitute a current of one coulomb?

A person has three resistors, each of value W. What is the maximum resistance he can obtain by connecting them?

Which of the following is correct?

Which of the following is a natural magnet?

If 18.75 × 10¹⁹ electrons flow through a conductor in 3 seconds, the total charge that flows through the conductor is

Two resistances R₁ and R₂ are connected parallel, what is the total resistance of the circuit?

When a current (I) flows through a resistance (R) for time (t), the electrical energy spent is given by

When the main switch of a domestic circuit is put off, it disconnects

When a fuse is rated 8 A, it means it

In a household circuit, the appliances are connected in

A fuse in an electric circuit is used to

The fact that magnetic field is associated with current was discovered by

The commonly used safety fuse wire is made of

The unit of e.m.f. of a cell is