During discharge, the active material of both the positive and negative plates is changed to___________?
A. Pb
B. Pb02
C. PbO
D. PbS04
A. Pb
B. Pb02
C. PbO
D. PbS04
A. goggles or other face shield
B. rubber
C. rubber boots and gloves
D. all above safety devices
Persons preparing electrolyte should wear___________? Read More »
Electrolysis and Storage of Batteries A. ions
B. holes
C. electrons
D. none of the above
The current flow through electrolyte is due to the movement of____________? Read More »
Electrolysis and Storage of Batteries A. current delivered by the battery will be high
B. current drawing will be nil
C. current drawing will be very small
D. current drawing will be very high
If a battery is wrongly connected on charge following will happen__________? Read More »
Electrolysis and Storage of Batteries A. Lead-acid cell, Edison cell, Nickel cadmium cell
B. Lead-acid cell, Nickel-cadmium cell, Edison cell
C. Edison cell, Nickel-cadmium cell, lead-acid cell
D. Nickel-cadmium cell, Edison cell, lead-acid cell
Life of the batteries is in the following ascending order____________? Read More »
Electrolysis and Storage of Batteries A. equal to that of large dry cell
B. less than that of large dry cell
C. more than that of large dry cell
D. none of the above
Shelf life of a small dry cell is___________? Read More »
Electrolysis and Storage of Batteries A. below
B. equal to
C. above
D. none of the above
Level of electrolyte in a cell should be ________ the level of plates Read More »
Electrolysis and Storage of Batteries A. colour
B. mass
C. viscosity
D. specific gravity
______ of electrolyte indicates the state of charge of the battery Read More »
Electrolysis and Storage of Batteries A. in well ventilated location
B. in clean and dry place
C. as near as practical to the battery being charged
D. in location having all above features
Battery charging equipment is generally installed______________? Read More »
Electrolysis and Storage of Batteries A. 48 amperes for 1 hour
B. 24 amperes for 2 hours
C. 8 amperes for 6 hours
D. 6 amperes for 8 hours
48 ampere-hour capacity would deliver a current of___________? Read More »
Electrolysis and Storage of Batteries