Asked by Felice

Why are good conductors of heat also good conductors of electricity
Answered by Scott
electrons that can move easily through the lattice structure facilitate both processes
Answered by Felice
A nail contains trillions of electrons. Given that electrons repel from each other, why do they not then fly out of the nail?
Answered by bobpursley
Aren't there postive charges in the nail that holds them near?
Answered by Felice
A light bulb connected to a 9-V battery has a current of 1.5 A flowing.
a. Find the resistance of the light bulb (in ohms)
b. Find the power drawn by the light bulb (in W)
Answered by bobpursley
a r=9/1.5
b. power=9*1.5
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