An electric circuit containing a cell and a torch bulb is completed by using the following objects turn-by-turn matchstick iron nail eraser glass bengal ki which of the will make the bulb glow and which will not give reason for your answer
Answers
Thing by which bulb will glow: Iron nail
Things by which bulb will not glow: matchstick, eraser and glass.
As iron nail is a good conductor, it will allow electricity to pass through it. Whereas other things like matchstick are poor conductors/insulators. So, they will not allow electricity to pass through it.
Answer:
•A matchstick, Iron naill, Earser, Glass bangle key are the products available to make the bulb glow.
•A glass bangle, match stick and an eraser are examples of poort conductors of electricity.
•Poor conductors of electricity are termed as insulators.
•An iron nail or aney one good conductors of electricity.
•Keys are made from alleys and are alloysane deemed to good conductors of electricity.
•A part from aload and a source of power, the third component of an electric circuit is a conductor.