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a) 

b)

c) 

d) 

Which among the following is true about above wave form ? 

 

 

 

 

Option: 1

a and b are analog signals 


Option: 2

c and d are analog signals


Option: 3

a and c are analog signals 


Option: 4

b and d are analog signals 


Answers (1)

best_answer

As we have learned

Analog signal -

The voltage or current varies continuously with time.

- wherein

e.g. Voltage or current may be sinusodal function

v= v_{0}\sin \omega t

 

 Analog signals vary continually while digital signals vary discreatly .Here waveform a and c are varying continously 

 

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Sayak

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