Question

An electric bulb does not glow in an open circuit .why?

Answer 1

Answer:

This is because the circuit might have been broken at some point. There are several reasons why the bulb doesn't glow. They are :

→ The filament of the bulb might be broken.

→ The wire might have been broken.

→ The cell's chemicals might have leaked or used out.

Explanation:

Answer 2

In an open circuit the switch is off so there is no flow of electrons from the positive to negative terminal hence the circuit is incomplete can be classified easily from the following diagram