Lead Acid Battery

Lead-acid accumulator consists of two lead plates, immersed in a sulphuric acid solution (H₂SO₄) dilute with distilled water (H₂O) to ... of its weight.

• 25%

• 30%

• 35%

• 45%

On contact with sulphuric acid, the plates become covered with ...

• Lead Sulphate

• Distilled Water

• Hydrogen Sulphate

• Electrolyte

Lead-acid accumulators consist of 4 main components such as

• Container, Electrolyte, plates and distilled water

• Plates, container, plate separator and plates

• Distilled water, container, CuSO₄ and plates

• Electrolyte, container, plates and PbSO₄

Separators between the positive and negative plates to prevent

• Friction

• Short Circuit

• Hydrolysis

• Harmonic

…………. in lead-acid battery are made of thin sheets of lead that are coated with a layer of active material.

• Separator

• The Plates

• Electrolyte

• Container

The average lead-acid battery is between 24 to 48 plates.

• 24 to 48 plates

• 24 to 50 plates

• 12 to 24 plates

• 12 to 48 plates

Electrolytes consist of solution of …………… and distilled water.

• Pure acid

• Carbonic acid

• Hydrochloric acid

• Sulphuric acid

Sulphuric acid and distilled water must be pure and NO ...

• Chlorine

• Calcium

• Arsenic

• All above

The reference temperature for the electrolyte has been fixed ...

• 15°C

• 20°C

• 25°C

• 30°C

The most common cause of battery malfunction in the field is incorrect or insufficient charging.

• Never change

• Insufficient charging

• Lack of servicing

• Never check density cell