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ENE 104 Electric Circuit Theory - staff.kmutt.ac.th - kmutt

ENE 104 Electric Circuit Theory - staff.kmutt.ac.th - kmutt

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<strong>ENE</strong> <strong>104</strong><br />

Effective Values:<br />

AC <strong>Circuit</strong> Power Analysis<br />

Page 38<br />

Week #11<br />

of a Periodic Waveform:<br />

<strong>th</strong>e average power delivered<br />

to <strong>th</strong>e resistor,<br />

P<br />

<br />

1<br />

T<br />

<br />

T<br />

0<br />

i<br />

<br />

<strong>th</strong>e power delivered by <strong>th</strong>e<br />

direct current is:<br />

2<br />

dt<br />

R<br />

T<br />

<br />

T<br />

0<br />

i<br />

2<br />

dt<br />

P<br />

<br />

I<br />

2<br />

eff<br />

R

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