Question

what happens to a glowing torch bulb when the circuit is a.closed b.open
please tell fast​

Answer 1

Answer:

a. When the Circuit is closed the torch bulb glows because the closed circuit provides a complete path for electricity to flow from positive terminal to negative terminal through the bulb

b.When the Circuit is open Electric current doesn't get a complete path to flow from the terminals

Answer 2

[b] open

is your answer