What is the best filter for filtering the 50H2 mains noise out of 1-70HZ EMG signal? (A Low-pass filter with cut-off of 100H2 B Band-stop filter with cut-offs at 45Hz and 55HZ Band-pass filter with cut-offs at 1Hz and 40HZ High-pass filter with cut-off at 60HZ Question 13 Why are unity gain amplifiers used? To separate complicated chains in signal transmission into separate simple circuits B To filter the signal To amplify the signal To "condition the signal" so there is no voltage dividers

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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What is the best filter for filtering the 50HZ mains noise out of 1-70HZ EMG signal?
A Low-pass filter with cut-off of 100HZ
B
Band-stop filter with cut-offs at 45Hz and 55HZ
Band-pass filter with cut-offs at 1Hz and 40HZ
D High-pass filter with cut-off at 60H2
Question 13
Why are unity gain amplifiers used?
To separate complicated chains in signal transmission into separate simple circuits
B) To filter the signal
To amplify the signal
To "condition the signal" so there is no voltage dividers
Transcribed Image Text:What is the best filter for filtering the 50HZ mains noise out of 1-70HZ EMG signal? A Low-pass filter with cut-off of 100HZ B Band-stop filter with cut-offs at 45Hz and 55HZ Band-pass filter with cut-offs at 1Hz and 40HZ D High-pass filter with cut-off at 60H2 Question 13 Why are unity gain amplifiers used? To separate complicated chains in signal transmission into separate simple circuits B) To filter the signal To amplify the signal To "condition the signal" so there is no voltage dividers
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