Which effect is utilized by an electric bulb?
Electric bulb:
Which effect of current is utilised in an electric light bulb?
(a) Name three types of substances in which an electric current can produce a chemical effect. (b) State some of the characteristics of chemical changes brought about by the chemical effect of electric current. (c) Why does an electric bulb glow when a current passes through it ?
Which effect of the electric current is utilized in the working of an electrical fuse?