ELECTROLYSIS AND STORAGE BATTERIES QUIZ

Undercharging

Increases specific gravity of the electrolyte

Produces excessive gassing

Increases the temperature

Reduces specific gravity of the electrolyte

TRUE ANSWER : ?
YOUR ANSWER : ?

_______ of electrolyte indicates the state of charge of the battery

specific gravity

mass

colour

viscosity

TRUE ANSWER : ?
YOUR ANSWER : ?

The body of Edison cell is made of

rubber

nickel plated steel

aluminium

bakelite

TRUE ANSWER : ?
YOUR ANSWER : ?

In order that a hydrometer may float vertically in electrolyte its C.G. should be

displaced sideways

undisturbed

raised

lowered

TRUE ANSWER : ?
YOUR ANSWER : ?

Ampere hour capacity of an industrial battery is based on ____ hours discharge rate.

12

8

24

10

TRUE ANSWER : ?
YOUR ANSWER : ?

The internal resistance of an alkali cell is nearly _____ times that of the lead-acid cell.

5

2

3

4

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following cell has a reversible chemical reaction ?

Carbon-zinc

Silver-oxide

Lead-acid

Mercury oxide

TRUE ANSWER : ?
YOUR ANSWER : ?

Battery charging equipment is generally installed

In well ventilated location

In clean and dry place

As near as practical to the battery being charged

All of the listed here

TRUE ANSWER : ?
YOUR ANSWER : ?

The watt-hour efficiency of a lead-acid cell varies between

40 to 60%

90 to 95%

70 to 80%

25 to 35%

TRUE ANSWER : ?
YOUR ANSWER : ?

Lead-acid cell has a life of nearly charges and discharges

500

1250

1000

700

TRUE ANSWER : ?
YOUR ANSWER : ?

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