is high

is low

remains same

is negative

the electrolyte will attack the container.

the electrolyte will become weak

the plates will get sulphated strongly

the electrolyte will evaporate

touching the electrolyte

shorting together

shorting with the sediments

touching the container

it has a higher efficiency

it needs less maintenance

it is much cheaper

it gives a higher e.m.f.

check the acid level with a lighted match

short-circuit the cell terminals to see that they are fully charged

keep them in a well ventilated room

connect and disconnect them with the D.C. source