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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
Satellite power requirement is provided through

dry cells
nickel-cadmium cells
solar cells
lead-acid batteries

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Electrolysis and Storage Batteries
During the charging and discharging of a nickel-iron cell

its e.m.f. remains constant
nickel hydroxide remains unsplit
corrosive fumes are produced
water is neither formed nor absorbed

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Electrolysis and Storage Batteries
Each cell has a vent cap

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

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Electrolysis and Storage Batteries
Internal short circuits are caused by

breakdown of one or more separators
both of the options given here
none of the listed here
excess accumulation of sediment at the bottom of the cell

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Electrolysis and Storage Batteries
Cells are connected in parallel to

Increase the current capacity
Increase the efficiency
Increase the voltage output
Increase the internal resistance

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Electrolysis and Storage Batteries
Persons preparing electrolyte should wear

all of these
goggles or other face shield
rubber
rubber boots and gloves

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