Question

A wire of length L and resistance R is bent in the form of a ring. The resistance between the two points which are separated by an angle theta is:
a) R/4π^2 x (2π-theta) x theta
b) RL/4π^2 x (2π-theta) x theta
c) R(2π -theta)
d) R x theta

Answer 1

sorry I didn't know
best of luck