Electronic Devices - Op-Amp Applications - Discussion

Discussion Forum : Op-Amp Applications - Filling the Blanks (Q.No. 2)
In a millivoltmeter, the diodes and the capacitor are used in ________ parts of the circuit.
the dc
the ac
both the dc and ac
neither the dc nor ac
Answer: Option
No answer description is available. Let's discuss.
1 comments Page 1 of 1.

Manish patidar said:   8 years ago
The diode can be work on ac and dc both but, capacitor works only with ac because Capacitance = {1/2. Pi.F.C} and in dc frequency f = 0.

So its work as open circuit with dc, so can't use.

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