A) A physical change
B) A chemical change
C) Both a physical and a chemical change
D) A permanent change
Correct Answer: A
Solution :
The filament in an electric bulb glows when electric current is passed through it. The bulb stops glowing if the electric supply is removed. As there is no change in the chemical composition of the bulb or the filament, it is a physical change.You need to login to perform this action.
You will be redirected in
3 sec