Three electrolytic cells A, B, C containing solution of `ZnSO_4, AgNO_3` and `CuSO_4`, respectively are connected in series. A. steady current of 1.5 amperes was passed through them until 1.45 g of silver deposited at the cathode of cell B. How long did the current flow? What mass of copper and of zinc were deposited ?

Two electrolytic cells one containing AlCl_3 solutionand the other ontaining ZnSO_4 solution are connected in series. The same quantity of electricity is passed between the cells, Calculate the amount of Zn deposited in ZnSO_4 cell if 1.2 g of AI are deposited in AlCl_3 cell. The molar masses of Al and Zn are 27 g mol^(-1) and 65.4 g mol^(-1) respectively.

Two electrolytic cells containing molten solutions of nickel chloride and aluminium chloride are connected in series. If same amount of electric current is passed through them, what will be the weight of nickel obtained when 18 g of aluminium is obtained ? ( Al = 27 g mol^(-1) , Ni = 58.5 g mol^(-1) )

A constant electric current flows for 4 hours through two electrolytic cells connectedin series. Onecontain AgNO_3 ssolutionandsecondcontains CuCl_2 solution. During this time, 4 grams of Ag are deposited in the first cell: What is the current flowing in amperes?

Four particles of masses 0.2 kg, 0.3 kg, 0.4 kg and 0.5 kg, respectively are kept at the comers A, B, C and D of square ABCD of side 1m. Find the M.I. about an axis passing through the point A and perpendicular to the plane of the square

A constant electric current flows for 4 hours through two electrolytic cells connectedin series. Onecontain AgNO_3 ssolutionandsecondcontains CuCl_2 solution. During this time, 4 grams of Ag are deposited in the first cell: How many grams of Cu are deposited in the second cell?

When a current of 3A is passed through an aqueous solution of a palladium salt, the mass of Pd metal deposited in 1 hour is 2.98 g. If the metal's atomic mass is 106.4, the valency of palladium is _________.

How long does it take to deposit 100 g of Al from an electrolytic cell containing Al_(2)O_(3) using a current of 125 ampere ?

Choose correct alternative. Six cells each of emf 1.4 volt and internal resistance 1//6 Omega are connected in series. It is found that two cells are wrongly connected. The current through external resistance of 1.8 Omega is A. 0.5 A B. 1 A C. 1.5 A D. 2 A

The potentiometer wire has length 10m and resistance 10Omega , if the current flowing through it is 0.4A, what are the balancing lengths when two cells of emfs 1.3V and 1.1V are connected so as to:- oppose each other?

The potentiometer wire has length 10m and resistance 10Omega , if the current flowing through it is 0.4A, what are the balancing lengths when two cells of emfs 1.3V and 1.1V are connected so as to:- assist and