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  • Which of the following waveforms represents pulse width modulated wave for the given sinusodal signal ?  <img alt="" src="https://cdn.entrance360.com/media/uploads/2018/06/28/17635.j

Which of the following waveforms represents pulse width modulated wave for the given sinusodal signal ? 

 

Option: 1


Option: 2


Option: 3


Option: 4

None 


Answers (1)

best_answer

As we have learned

Pulse width modulation (PWM) -

The pulse duration varies in accordance with the modulating signal.

-

 

 In pulse width modulation width of pulse is made proportional to the amplitude of the signal . 

Hence (2) shows , width of pulse are proportional to amplitude of signal at that instant 

 

Posted by

shivangi.bhatnagar

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