Electrical Engineering - Passive Filters

Exercise :: Passive Filters - General Questions

16. 

At a certain frequency, the output voltage of a filter is 6 V and the input is 12 V. The voltage ratio in decibels is

A. 6.02 dB
B. –6.02 dB
C. 12.04 dB
D. –12.04 dB

Answer: Option B

Explanation:

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17. 

An RC high-pass filter consists of a 0.2 F capacitor and a 220 resistor. The output is taken across the resistor. The circuit's critical frequency is

A. 723 Hz
B. 7,234 Hz
C. 362 Hz
D. 3,617 Hz

Answer: Option D

Explanation:

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