When a copper voltmeter is connected with a battery of e m f

Last updated: 6/12/2023

When a copper voltmeter is connected with a battery of e m f 12 volt 2 gm of copper is deposited in 30 minutes If the same voltmeter is connected across a 6 V battery then the mass of the copper deposited in 45 minutes would be A 1 gm B 1 5 gm c 2 gm