Select the option that will give the average value of the following waveform:

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PGCIL Diploma Trainee EE Official Paper held on 13 September 2018
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  1. Fm / π

Answer (Detailed Solution Below)

Option 4 :
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Detailed Solution

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Concept:

The average value of a periodic waveform is given as

It is also calculated by calculating the area of the given waveform.

Where A is the area

RMS value of a periodic waveform is given as

Where T is the time-period of the given waveform.

Calculation:

Time period of the given waveform (T) = π

The area of the given waveform is,

= Fm (π – α)

Average value 

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