A resistance of 10 ohm is bent in the form of a closed circle.what is the effective resistance between the two points at the neds of any diameter of circle??
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Resistance of each half circle will be 5 ohm
Resistance between two diametrically opposite end, the wire will be in parallel connection.
(1/R) = (1/5) +(1/5)
=2/5
⇒R = 5/2
⇒R = 2.5 ohm
Resistance between two diametrically opposite end, the wire will be in parallel connection.
(1/R) = (1/5) +(1/5)
=2/5
⇒R = 5/2
⇒R = 2.5 ohm
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