34) When a lead-acid battery is needed to be kept idle for a long time then :

overcharge the battery

clean the plates with distilled water

remove the electrolyte

remove electrolyte and dry up the battery and store the same in a cool, dry and clean place

Answer is:

remove electrolyte and dry up the battery and store the same in a cool, dry and clean place

Ni - Cd

Ni - Fe

Alkaline magnesium

Lead-acid

Answer is:

high internal resistance

high nominal voltage

low initial cost

all the three stated above

Answer is:

lower e.m.f.

smaller quantity of electrolyte

higher internal resistance

compactness of the cell

Answer is:

float charge

boost charge

trickle charge

freshening charge

Answer is: