If the resistors of star connected system are ZR, ZY, ZB then the impe – McqOptions

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1.	If the resistors of star connected system are Z_R, Z_Y, Z_B then the impedance Z_BY in delta connected system will be?
A.	(Z<sub>R</sub>Z<sub>Y</sub> + Z<sub>Y</sub>Z<sub>B</sub> + Z<sub>B</sub>Z<sub>R</sub>)/(Z<sub>B</sub>+Z<sub>Y</sub>)
B.	(Z<sub>R</sub>Z<sub>Y</sub> + Z<sub>Y</sub>Z<sub>B</sub> + Z<sub>B</sub>Z<sub>R</sub>)/Z<sub>B</sub>
C.	(Z<sub>R</sub>Z<sub>Y</sub> + Z<sub>Y</sub>Z<sub>B</sub> + Z<sub>B</sub>Z<sub>R</sub>)/Z<sub>Y</sub>
D.	(Z<sub>R</sub>Z<sub>Y</sub> + Z<sub>Y</sub>Z<sub>B</sub> + Z<sub>B</sub>Z<sub>R</sub>)/Z<sub>R</sub>
Answer» E.

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