document.write( "Question 751331: The impedance in a circuit is the measure of how much a circuit impedes (hinders) the flow of current through it. The impedance of a resistor is Z[1]=3+15i ohms and the impedance of another resistor is Z[2]=4+6i ohms. When the twp resistors are connected in parallel, the total impedance is given by
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document.write( "Z[r]= Z[1]·Z[2]/Z[1]+Z[2]\r
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document.write( " Find the total impedance \n" );
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Algebra.Com's Answer #457123 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! The impedance in a circuit is the measure of how much a circuit impedes (hinders) the flow of current through it. The impedance of a resistor is Z[1]=3+15i ohms and the impedance of another resistor is Z[2]=4+6i ohms. When the twp resistors are connected in parallel, the total impedance is given by \n" ); document.write( "Z[r]= {Z[1]·Z[2]}/{Z[1]+Z[2]} \n" ); document.write( "--- \n" ); document.write( "z(r) = [4+6i+3+15i]/[(4+6i)(3+15i)] \n" ); document.write( "------ \n" ); document.write( "= [7+21i]/[(12-90)+(18+60)i] \n" ); document.write( "------ \n" ); document.write( "= (7+21i)/(-78+78i) \n" ); document.write( "-------------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "==================== \r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |