A. 10% of capacity
B. 20% of capacity
C. 30% of capacity
D. 40% of capacity
Related Mcqs:
- In constant voltage charging method, the charging current from discharged to fully charged condition_____________?
A. decreases
B. increases
C. remains constant
D. none of the above - Following will happen if battery charging rate is too high______________?
A. excessive gassing will occur
B. temperature rise will occur
C. bulging and buckling of plates will occur
D. all above will occur - Charging a sulphated battery at high rate results in___________?
A. boiling of electrolyte due to gassing
B. warping of plates
C. damage to separators, cell caps covers and battery case due to excessive temperature
D. all above - As compared to constant-current system, the constant-voltage system of charging a lead acid cell has the advantage of___________?
A. reducing time of charging
B. increasing cell capacity
C. both (A) and (B)
D. avoiding excessive gassing - In ________ system the charging current is intermittently controlled at either a maximum or minimum value
A. two rate charge control
B. trickle charge
C. floating charge
D. an equalizing charge - In constant-current charging method, the supply voltage from discharged to fully charged condition____________?
A. decreases
B. increases
C. remains constant
D. none of the above - During the charging of a lead-acid cell__________?
A. its voltage increases
B. it gives out energy
C. its cathode becomes dark chocolate brown in colour
D. specific gravity of H2SO4 decreases - Trickle charging of a storage battery helps to___________?
A. maintain proper electrolyte level
B. increase its reserve capacity
C. prevent sulphation
D. keep it fresh and fully charged - 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 - Hydrogen evolved during charging produces explosive mixture when it is more than___________?
A. 2%
B. 4%
C. 6%
D. 8%
