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NEC Electronics · 2081 · Question 27

In a circuit where three 2 Ω resistors are connected in star and connected to outer resistors of 10 Ω, 5 Ω, and 10 Ω, find the equivalent resistance between terminals X and Y:

Star-Delta Transformation

A3.33 ohm
B4.34 ohm
C5.65 ohm
D2.38 ohm
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