Electircal Systems

Charging batteries can give off hydrogen and oxygen.

• True
• False

Charging batteries can give off hydrogen and oxygen.

• True
• False

With 10.6 volts during load testing, a new battery is needed

• True
• False

Adding water to a low-maintenance battery can be an indication of a higher-than-specified charging voltage

• True
• False

Battery efficiency is reduced as the temperature gets lower than 82 degrees

• True
• False

Sulfating is increased if a battery is left in a discharged state for extended periods of time.  

• True
• False

An open circuit voltage in the 12.6-volt range indicates an overcharged battery.

• True
• False

A three-minute charge test can be used instead of a hydrometer to test a cell's state of charge.  

• True
• False

Regenerative braking is a method of capturing the vehicles thermal energy in the batteries while it slows down.

• True
• False

Vehicles equipped with manual transmissions should have a clutch safety switch

• True
• False