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Electrolysis and Storage Batteries

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

undisturbed
displaced sideways
raised
lowered

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Electrolysis and Storage Batteries
In a lead-acid battery the energy is stored in the form of

charged ions
electromagnetic energy
electrostatic energy
chemical energy

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Electrolysis and Storage Batteries
48 ampere-hour capacity would deliver a current of

8 amperes for 6 hours
48 amperes for 1 hour
24 amperes for 2 hours
6 amperes for 8 hours

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Electrolysis and Storage Batteries
Which of the following battery is used for aircraft ?

Dry cell battery
Lead-acid battery
Nickel-iron battery
Silver oxide battery

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Electrolysis and Storage Batteries
Each cell has a vent cap

all of the listed here
to add water to the cell if needed
to check the level of electrolyte
to allow gases out when the cell is on charge

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Electrolysis and Storage Batteries
The specific gravity of electrolyte is measured by

hydrometer
manometer
psychrometer
a mechanical gauge

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