Question

In the decoration bulb strings used to decoarate homes and monuments during Diwali or other festivals, which statement is true?
1) The bulbs are connected in parallel
2) Different currents flow through different bulbs
3) Potential difference of main supply gets divided among the bulbs
4) Every bulb has the same potential difference as that of supply​

Answer 1

Answer:

In other words, holiday lights are both in series and in parallel. Let's see what this looks like: This way, when one series of bulbs becomes defective -- say, from a loose bulb -- it should have no effect on any of the other series of bulbs, since they are in parallel to the defective series