Question

why is Nickel cadmium referred to as a secondary cell? write working of NICAD strong cell Also write its application?​

Answer 1

Answer:

The nickel-cadmium (NiCd) battery is another common secondary battery that is suited for low-temperature conditions with a long shelf life. However, the nickel-cadmium batteries are more expensive and their capacity in terms of watt-hours per kilogram is less than that of the nickel-zinc rechargeable batteries.

Nickel-cadmium battery is a source for DC voltage. Due to its properties and advantages, it is taking over lead acid-based batteries and gaining popularity in recent times. It is small, compact, easily traveled from one place to another. General uses of this battery are toys, calculators, small DC motors, etc.