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Questions  

A wire (10 cm)h as resistance 12 Ω. It is bent in the form of a circle. The effective resistance between the two points of any diameter is equal to :

a
12 Ω
b
6 Ω
c
3 Ω
d
24 Ω

detailed solution

Correct option is C

⇒RAB=62Ω=3Ω

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