ELECTROLYSIS AND STORAGE BATTERIES QUIZ

all of these

colour of electrode

specific gravity

gassing

manometer

hydrometer

psychrometer

a mechanical gauge

bring about all above changes

to corrode the positive plates into lead peroxide thereby weakening them physically

increase the internal resistance of the battery

produce gassing

excessive gassing under load conditions

none of the listed here

both of the listed here

excessive drop in the specific gravity of electrolyte even when the cell is on open circuit

type of soil chemicals

all of these

type of metals

amount of moisture

increasing the plate area

putting plates very close together

using vent plug to permit gas formed during discharge

all of the listed here

silver oxide

lead

zinc powder

lead oxide

Lead-acid cell

Deniell cell

Edison cell

Leclanche cell

All of the listed here

As near as practical to the battery being charged

In well ventilated location

In clean and dry place

output voltage

specific gravity of electrolyte

none of the listed here

temperature of electrolyte