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The relationship between impedance (Z) and admittance (Y) is

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BPSC AE Paper 4 (General Engineering Science) 25 March 2022 Official Paper
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  1. Z = 1/Y
  2. Z = 1+Y
  3. Z =1-Y
  4. Z = Y2

Answer (Detailed Solution Below)

Option 1 : Z = 1/Y
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Detailed Solution

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The relationship between the impedance and admittance is given by:

where Z = Impedance

Y = Admittance

The impedance is analogous to admittance in the following ways:

Impedance (Z)

Admittance (Y)

Series circuit

Parallel circuit

Z = R + jX

Y = G + jB

SI unit is ohm

SI unit is siemen

Current remains same

Voltage remains same

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