Which of the following statements is NOT true?
A lead-acid accumulator can deliver a large current because of its very large internal resistance.
A secondary cell can be recharged.
As a lead-acid accumulator is being charged, the density of the acid in it increases.
The chemical action in a primary cell is irreversible.
The conventional current in a circuit rlows from the positive to the negative terminal of the battery.
Correct answer is A
No explanation has been provided for this answer.