Electronics and Communication Engineering - Analog Electronics - Discussion

2. 

In full wave rectification, if the input frequency is 50 Hz, then frequency at the output of filter is

[A]. 50 Hz
[B]. 0 Hz
[C]. 100 Hz
[D]. 75 Hz

Answer: Option B

Explanation:

Filter output will give d.c. signal and d.c. signal Passed zero frequency.


Sanjana said: (Jan 3, 2018)  
The filter is nothing but a capacitor. Capacitor always blocks dc right, then how will be the output of capacitor be dc?

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