In an electroplating experiment m g of silver is deposited, when 4 amperes
of current flows for 2 minutes. The amount (in gms) of silver deposited by 6
amperes of current flowing for 40 seconds will be
[MNR 1991]
4 m
m/2
m/4
2m
When an electric current of 0.5 ampere is passed through an aqueous silver nitrate solution for 200sec., the amount of silver deposited is :