In a lead-acid cell, lead is called as____________?
Correct answer: B. negative active material
- A. positive active material
- B. negative active material
- C. passive material
- D. none of the above
Explanation
In a lead-acid cell, the negative plate is made chiefly of spongy lead, so lead is the negative active material. The positive active material is lead dioxide, PbO₂.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
Practise Electrical Machines
1,061 free Electrical Machines MCQs from Electrical Engineering, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Electrical Engineering questions like this
Electrical Engineering is on 2 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
More Electrical Machines questions
Each cell has a vent cap________?
In constant voltage charging method, the charging current from discharged to fully charged condition_____________?
Following will occur if level of electrolyte falls below plates____________?
The effect of sulphation is that the internal resistance__________?
The lead-acid cell should never be discharged beyond____________?
Excessive formation of lead sulphate on the surface of the plates happens because of___________?