Ampere hour capacity of an industrial battery is based on ____ hours discharge rate. 8 10 24 12 TRUE ANSWER : ? YOUR ANSWER : ?
In constant voltage charging method, the charging current from discharged to fully charged condition Increases Decreases Remains same None of the listed here TRUE ANSWER : ? YOUR ANSWER : ?
Self charge of a Ni-Fe cell is _____ Edison cell. Less than Much more than More than Equal to TRUE ANSWER : ? YOUR ANSWER : ?
48 ampere-hour capacity would deliver a current of 8 amperes for 6 hours 48 amperes for 1 hour 24 amperes for 2 hours 6 amperes for 8 hours TRUE ANSWER : ? YOUR ANSWER : ?
Each cell has a vent cap to allow gases out when the cell is on charge all of the listed here to add water to the cell if needed to check the level of electrolyte TRUE ANSWER : ? YOUR ANSWER : ?
For a cell to work, which of the following condition(s) become necessary ? Electrolyte must chemically react with one of the electrodes Two electrodes of different meta’s should be inserted in the electrolyte, not touching each other Electrolyte liquid or paste should be conducting All of the listed here TRUE ANSWER : ? YOUR ANSWER : ?
Battery charging equipment is generally installed In well ventilated location As near as practical to the battery being charged All of the listed here In clean and dry place TRUE ANSWER : ? YOUR ANSWER : ?
When two batteries are connected in parallel, it should be ensured that they have identical internal resistance they have same ampere-hour capacity they have same e.m.f. they have same make TRUE ANSWER : ? YOUR ANSWER : ?
Sulphated cells are indicated by all of the listed here the loss of capacity of the cell the low voltage of the cell on discharge the decrease of the specific gravity TRUE ANSWER : ? YOUR ANSWER : ?
A constant-voltage generator has low internal resistance minimum efficiency minimum current capacity high internal resistance TRUE ANSWER : ? YOUR ANSWER : ?