A. solar cells
B. dry cells
C. nickel-cadmium cells
D. lead-acid batteries
Related Mcqs:
- The storage battery generally used in electric power station is__________?
A. nickel-cadmium battery
B. zinc-carbon battery
C. lead-acid battery
D. none of the above - The capacity of a lead-acid cell does not depend on its___________?
A. temperature
B. rate of charge
C. rate of discharge
D. quantity of active material - The best indication about the state of charge on a lead-acid battery is given by____________?
A. output voltage
B. temperature of electrolyte
C. specific gravity of electrolyte
D. none of the above - The ampere-hour efficiency of a lead acid cell is normally between_________?
A. 20 to 30%
B. 40 to 50%
C. 60 to 70%
D. 90 to 95% - The internal resistance of an alkali cell is nearly _________ times that of the lead-acid cell
A. two
B. three
C. four
D. five - Over charging______________?
A. produces excessive gassing
B. loosens the active material
C. increases the temperature resulting in buckling of plates
D. all above - Battery charging equipment is generally installed______________?
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 - Short circuiting of a cell may be caused____________?
A. buckling of plates
B. faulty separators
C. lead particles forming circuit between positive and negative plates
D. excessive accumulation of sediment
E. any one of above - During the idle period of the battery, strong electrolyte tends to change the active material of the cell into____________?
A. Pb02
B. PbSC-4
C. PbO
D. Pb - When two batteries are connected in parallel, it should be ensured that___________?
A. they have same e.m.f.
B. they have same make
C. they have same ampere-hour capacity
D. they have identical internal resistance
