The substances which combine together to store electrical energy during the charge are called ________ materials

A. colour of electrode
B. gassing
C. specific gravity
D. all above

A. output voltage
B. temperature of electrolyte
C. specific gravity of electrolyte
D. none of the above

A. they have same e.m.f.
B. they have same make
C. they have same ampere-hour capacity
D. they have identical internal resistance

A. Lead-acid battery
B. Nickel-iron battery
C. Dry cell battery
D. Silver oxide battery

A. prevent local heating
B. prevent short-circuiting
C. reduce path resistance
D. prevent corrosion

A. produces excessive gassing
B. loosens the active material
C. increases the temperature resulting in buckling of plates
D. all above