Question

A secondary battery is a battery that A. has been repaired following damage. B. can only be discharged once. C. is supplied with a fuel. D. can be discharged and recharged.

Answer 1

Batteries produces energies from redox reaction taking place inside them, they are of two types primary and secondary-

• Primary batteries are disposable, which means we can use it only once.

• Secondary batteries can be charged again and again once it gets discharge. There are lot of devices which uses rechargeable batteries, the most common example is automobiles. They are economically cheaper.

Hence, according to the question, D is the correct option.