Batteries_Flashcards

Question 1

T/F: It’s safe to place metal tools on top of a battery.

Answer 1

False – Tools or metal objects should never be placed on a battery.

Question 2

Why must you keep sparks and flames away from a battery?

Answer 2

Because charging batteries emit hydrogen gas, which is explosive.

Question 3

Which battery terminal should you remove first when disconnecting?

Answer 3

The negative terminal.

Question 4

How do you remember the correct order for connecting battery terminals? (Hint: NPPN)

Answer 4

NPPN: Negative off, Positive off – Positive on, Negative on.

Question 5

At what voltage should you consider charging a battery?

Answer 5

Below 12.5 volts.

Question 6

What should you do if the battery case becomes hot while charging? (Hint: Safety first)

Answer 6

Turn off the charger immediately – the battery may be defective.

Question 7

T/F: You should disconnect charger cables before unplugging the charger from the wall.

Answer 7

False – Always unplug the charger first.

Question 8

Where should you connect the negative jumper cable when jump starting a battery?

Answer 8

To an unpainted metal ground on the vehicle, not the battery.

Question 9

Why should jumper cable clamps never touch each other? (Hint: Think electricity)

Answer 9

Because it can cause a short circuit or sparks, leading to injury or fire.