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6 Cards in this Set

  • Front
  • Back

What are the do not's in precautions for primary cells

- Incinerate or overheat


- Attempt to recharge


- Dismantle or crush


- Connect new batteries with used ones


- Mix different types of batteries


- Drop or cause internal damage


- Short circuit


- Store equipment with batteries still fitted

What are the dos in precautions with primary cells

- Observe the correct polaritys when connecting into equipment


- remove used battery as soon as it is discharged and dispose of it

What are the 2 different secondary cells used in the RNZN

Lead acid - protector fleet


Alkaline (NiCad) - frigits

How do you charge a battery

By passing a current from an external source into the battery in the opposite direction reversing the chemical reaction

What are magic eye indicators used for

To measure specific gravity



Charged - 1.280


Discharged - 1.170

What is the difference between anode and cathode

Anode - positive


Cathode - negative