Step 3 » GENERAL learning environment Category B (B, B1)

GENERAL Learning Environment Category B (B, B1)
Question 994 of 1208

What is the role of the accumulator battery?

A supplies the consumers with electrical energy;
B ensures the operation of the ignition system;
C ensures the operation of the cooling system.

Explanation

The battery of a motor vehicle has the role of storing electrical energy needed to start the thermal engine and to supply the electrical consumers when the thermal engine is stopped.

A car battery must meet the following requirements:

  • to supply the starter (the electric starter motor) in the starting phase of the thermal engine;
  • to supply the electrical consumers when the alternator is not working;
  • to filter the voltage oscillations in the electrical system;
  • to supply with electrical energy the electronic systems permanently active (the memories of the electronic control modules, alarms).

The correct answer is: A


Recommendations:
Mechanics course (knowledge of the main elements) --> Mechanics course

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