On increasing the chloride deposit the Ag-AgCl electrode ______________(a) increases the impedance(b) reduces impedance(c) has no effect on impedance(d) cannot be determinedI got this question by my college director while I was bunking the class.The doubt is from Silver-Silver Chloride Electrodes in chapter Bioelectric Signal and Electrodes of Biomedical Instrumentation

On increasing the chloride deposit the Ag-AgCl electrode _____________

1.	On increasing the chloride deposit the Ag-AgCl electrode ______________(a) increases the impedance(b) reduces impedance(c) has no effect on impedance(d) cannot be determinedI got this question by my college director while I was bunking the class.The doubt is from Silver-Silver Chloride Electrodes in chapter Bioelectric Signal and Electrodes of Biomedical Instrumentation
Answer» CORRECT answer is (a) INCREASES the impedance Easiest explanation: Studies have shown that the impedance of the electrode was different LAYERS of chloride. There is an optimum chloriding, which gives the LOWEST impedance.Above and below that value the impedance is high.

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