Ac impedance find power

  • Thread starter mohamen
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  • #1
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ac impedance ....find power

this is the circuit....attached.....i have to find appartent power ( S) , Average Power (P) and power factor (p).....i have tried this question a lot times but every time i get incorrect result ....please solve this question.....

Thanks
 

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Answers and Replies

  • #2
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please reply................
 
  • #3
Integral
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Please show us what you have tried.

What are the definitions of the quantities you need to find?
 
  • #4
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u just have 2 find the apparent power and average power ...u have been given a circuit having L & C...first u have to find its impedances then find the S and P.....the formula for S is S=1/2 Vm Im..........and for P=1/2 Vm Im Cos (phi).....thats it....i have tried by this but i didnt get the correct answer.........
 
  • #5
Integral
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You need to show us what you have tried, that way we can help you find your errors.
 
  • #6
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Your naswers should be 676VA at an angle of 58.16 degrees. PF=52%, Power = 357 watts. Now, what have you done so far?

Hope this helps.
 

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