CELLS AND BATTERIES - Quiz

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

Red colour Grey colour Reddish brown Spongy grey colour

2) What is the specific gravity of concentrated sulphuric acid?

1.175 1.245 1.835 1.945

3) 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

4) What is the total voltage of six 1.5 V cells, connected in series?

3 VDC 6 VDC 9 VDC 12 VDC

5) Which electrolyte is used in maintenance free lead acid batteries?

Gelled electrolyte Sodium electrolyte Ceramic electrolyte Potassium electrolyte