Question

why bulb as terminal ?​

Answer 1

Explanation:

The bulbs have two terminals because, a circuit can be completed only when there are both the positive terminal as well as negative terminal, as the current flow is allowed only when the circuit is complete. Hence, the bulb has two terminals.

Answer 2

Answer:

The circuit can only be completed when both the positive and negative electrodes are present, as the current is allowed to pass only when the process is complete. Therefore, thebulb has two terminals.

I hope it will help you....