Question

28. In the diagram above which symbol represents the light bulb ?

Answer 1

Answer:

Light bulb - B

Battery - A    

Explanation:

The electric circuit consists of a battery, an electric bulb, a switch etc. A battery act as a source of electric power. Its positive terminal is called cathode and its negative terminal is called as anode.

(28) In the given figure, B represents the light bulb.

(29) In the given figure, A represents the battery. There are some rechargeable batteries like lithium batteries, Nickel cadmium etc.

Answer 2

28. It's B
29. It's A