`A` and `B` are two points on a uniform ring of resistance `R` the `/_ASCB=theta`, whre `C` is the centre of the sign. The equivalent reisrtance between `A` and `b`

Options

A. `R/(4pi^(2))(2pi-theta)theta`
B. `R(I-(theta)/(2pi))`
C. `R (theta)/(2pi)`
D. `R(2pi-theta)/(4pi)`

Answer

A