Question

Which of the following is not a primary cell?

• A. lead accumulator
• B. Daniel cell
• C. leclanche cell

Answer 1

The correct option is A

lead accumulator

EXPLANATION FOR CORRECT ANSWER:

• Lead accumulator is an secondary cell .
  A secondary cell is one in which chemical changes are reversible and can be recharged.
• Secondary cells are used in mobile phones , cameras etc.
  Hence option (a) is the correct answer.

EXPLANATION FOR INCORRECT ANSWER:

• Primary cell are those in which the chemical reactions are irreversible and cannot be recharged.
  They are used to operate small devices such as toys ,radios etc
  Daniel cell and leclanche cell belong to Primary cell .