The four arms of an AC bridge network are as follows:Arm AB: unknown impedanceArm BC: standard capacitor C2 of 1000pfArm CD: a non-inductive resistance of R of 100 Ω in parallel to a capacitor of 0.01 μFArm DA: a non-inductive resistance of 1000 ΩThe supply frequency is 50 Hz and connected across terminals B and D. If the bridge is balanced with the above value, determine the value of unknown Impedance.

The four arms of an AC bridge network are as follows:Arm AB: unknown

1.	The four arms of an AC bridge network are as follows:Arm AB: unknown impedanceArm BC: standard capacitor C2 of 1000pfArm CD: a non-inductive resistance of R of 100 Ω in parallel to a capacitor of 0.01 μFArm DA: a non-inductive resistance of 1000 ΩThe supply frequency is 50 Hz and connected across terminals B and D. If the bridge is balanced with the above value, determine the value of unknown Impedance.
A.	10 kΩ
B.	100 kΩ
C.	250 kΩ
D.	20 kΩ
Answer» B. 100 kΩ

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The four arms of an AC bridge network are as follows:Arm AB: unknown impedanceArm BC: standard capacitor C2 of 1000pfArm CD: a non-inductive resistance of R of 100 Ω in parallel to a capacitor of 0.01 μFArm DA: a non-inductive resistance of 1000 ΩThe supply frequency is 50 Hz and connected across terminals B and D. If the bridge is balanced with the above value, determine the value of unknown Impedance.
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