BATTERY AND OSCILLOSCOPE - Quiz

1) Which electrolyte is used in lead-acid battery?

Zinc chloride Sulphuric acid Alkaline solution Potassium hydroxide solution

2) Which battery is used for cellular phones?

Nickel ion Lithium ion Zinc chloride Sodium sulphur

3) What is the rated voltage of a single cell in lead acid battery?

1.5 V 2.0 V 2.2 V 12 V

4) What is the colour of positive electrode in fully charged lead acid battery?

Red colour Grey colour Reddish brown Spongy grey colour

5) Which energy is converted by the battery to produce electricity?

Electrical energy into light energy Chemical energy into electrical energy Mechanical energy into electrical energy Electrical energy into mechanical energy