CELLS AND BATTERIES - Quiz

1) Which method is used to charge the battery at very low rate and long period?

Rectifier method Trickle charging method Constant current method Constant potential method

2) Which instrument is used to measure electrolyte specific gravity?

Barometer Hydrometer Lactometer Thermometer

3) Why the vent plugs are kept open during charging of lead acid battery?

Check the level of electrolyte Release the gas produced Enter the oxygen from atmospheric air Check the condition of plates

4) Which is applied on the battery terminals to avoid corrosion?

Solid grease Petroleum jelly Lubricating oil Liquid grease

5) What happens to the terminal voltage of a cell if load is increased?

Decreases Increases Remain same Falls to zero