Q. In a lead acid cell hydrogen is liberated at _________ plate.
Q. During charging of a battery the terminal voltage decreases with the _________ in temperature.
Q. In a lead acid battery porous rigid plastic sheets are inserted between plates to prevent _________ between plates.
Q. The _________ of plates reduces the internal resistance and increases the capacity of the cell.
Q. The supply required for charging a lead acid battery is _________.
Q. Proper charging rate of battery in amperes is around _________ of its ampere-hour capacity.
Q. Battery charging room is to be kept well ventilated so as to reduce the hydrogen concentration below _________ per cent.
Q. The best indication about the state of charging of a lead acid battery is given by _________ of electrolyte.
Q. To avoid freezing in cold weather, specific gravity of the electrolyte of the lead acid cell should be kept above _________.
Q. The expected life of a lead acid battery is _________ years.
Q. Lead acid battery should not remain discharged normally for more than _________ hours.
Q. The internal resistance of an Edison cell is about _________ times that of the lead acid cell.
Q. For a given ampere hour capacity, weight of lead acid cell is of that _________ of Edison cell.
Q. Petroleum jelly is applied to the terminals of the lead-acid battery in order to prevent _________.
Q. The capacity of a battery is expressed in _________.
Q. The electrolyte used in Edison cell is _________.