Batterys Flashcards
1
Q
What is the relative density of a charged battery
A
1.280
2
Q
What should a good battery show at full voltage
A
12.6 volts due to 6 cells with 2.1 volts each
3
Q
How can you measure relative density
A
With a hydrometer
4
Q
What are the 3 types of battery
A
Lead acid, gel and dry cell
5
Q
What fluid is in a battery
A
Sulphuric acid and water
6
Q
What does cca and ah stand for
A
Cold cranking amps and amp hours
7
Q
If you had 2 battery’s in a series circuit what would happen to the voltage / ah
A
Voltage doubles ah remain the same
8
Q
What would happen to 2 battery’s in parallel circuit
A
Ah double and voltage remains the same
9
Q
What can relative density also be called
A
Specific gravity or sg
10
Q
How much does a litre of battery acid weigh
A
1.280 (relative density)
11
Q
What are the battery terminals made from
A
Lead
