What is the process of depositing a layer of gold on silver called?
Electrolysis
Electrolyte
Electroplating
Heating effect of electric current
What will happen to the current flowing through a conductor, if the potential difference is doubled ?
An electric iron draws a current of $0.5\, A$ when the voltage is $200$ volt. Calculate the amount of electric charge flowing through it in one hour.
In Volta's cell, what is the direction of the flow of electrons?
How does use of a fuse wire protect electrical appliances?
Define electric current and state its $SI$ unit. With the help of $Ohm's$ law explain the meaning of $1$ ohm resistance