The electrolyte used in a 'dry Leclanche' cell is a
A) dilute sulfuric acid
B) manganese dioxide gel
C) manganese dioxide and powdered carbon
D) ammonium chloride gel
Correct Answer:
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Q7: A 'Simple' or 'Voltaic' cell, comprises electrodes
Q8: The electromotive force developed by any chemical
Q9: In a cell having electrodes of zinc
Q10: The term 'polarisation' describes
A) the polarity of
Q11: The effect of 'polarisation' is to
A) determine
Q13: The purpose of manganese dioxide and powdered
Q14: Silver-oxide cells and mercury cells offer the
Q15: A fully-charged lead-acid cell comprises electrodes of
Q16: The state of charge of a lead-acid
Q17: When a lead-acid cell de-energizes, both electrodes
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