Electricity and...

Good conductors have many loosely bound

The property of a material, when it opposes or limits the flow of electric current through it is called

Ampere-second stands for the unit of

In a simple voltaic cell, the negative electrode is of

The simplest way of maintaining a potential difference between the two ends of a conductor is

The net e.m.f. of a normal dry cell is

Tungsten is mainly used for making filaments of electric bulbs because of its

Coating of iron with zinc is known as

When a current flowing through a resistance increases four times, the heat developed will increase

Chemical identity of an atom can be changed by