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Cells and Batteries
4

Cells and Batteries MCQ with Answers

4) Which material is used as positive electrode in a dry cell?

Zinc

Carbon

Copper

Lithium

Answer is:

Carbon

Cells and Batteries MCQ with Answers

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Related Cells and Batteries MCQ with Answers

5) Which is the negative electrode in voltaic cell?

Carbon

Copper

Zinc

Lithium

Answer is:

Zinc

6) Which electrolyte is used in lead acid battery?

Diluted hydrochloric acid

Concentrated ammonium chloride

Concentrated potassium hydroxide

Diluted sulphuric acid

Answer is:

Diluted sulphuric acid

7) What is the purpose of separators provided in lead acid battery?

To avoid short between positive and negative plates

To avoid short between plates and body

To avoid buckling effect

To avoid sedimentation effect

Answer is:

To avoid short between positive and negative plates

8) Which material the positive Faure plates are made in lead acid battery?

Spongy lead (Pb)

Lead peroxide (PbO₂)

Lead sulphate (PbSO₄)

Zinc sulphate (ZnSO₄)

Answer is:

Lead peroxide (PbO₂)

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