7. Explain the working of an electric bell.
8. Describe the heating effect of an electric bulb.
Dear student,
refer to the link below for the answer to the query,
https://www.meritnation.com/ask-answer/question/explain-the-working-of-an-electric-bell-very-very-urgent/electric-current-and-its-effects/6114337
https://www.meritnation.com/ask-answer/question/give-the-construction-and-working-of-electric-bulb/electricity-and-circuits/6755572
Regards
refer to the link below for the answer to the query,
https://www.meritnation.com/ask-answer/question/explain-the-working-of-an-electric-bell-very-very-urgent/electric-current-and-its-effects/6114337
https://www.meritnation.com/ask-answer/question/give-the-construction-and-working-of-electric-bulb/electricity-and-circuits/6755572
Regards