Find out the zero-phase sequence components of the following set of three unbalanced voltage vectors: Va =10cis30° ,Vb= 30cis-60°, Vc=15cis145°" (THIS PROBLEM IS MULTIPLE CHOICE PLEASEE CHOOSE A LETTER BELOW AND PROVIDE YOUR CLEAR SOLUTION!) A 16.809cis-72.579° B 5.603cis72.579° C 16.809cis-47.421° D 5.603cis-47.421°

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