Question

when an incandescent lamp is lighting with its broken filament joined together . We get more light outputeven though it's electrical resistance is decreased. why?​

Answer 1

Explanation:

bcoz the the filament which is rejoined has decreased its length while the input current is same

hope this helps u

Answer 2

Answer:

When we rejoin the broken filament the length decreases and the area of cross section increases as a result the resistance decreases

Explanation:

Hope it help you