Twelve equal wires each of resistance `r Omega` form a cube. The effective resistance between the corners of the same edge of the cube is

Twelve wires, each of resistance 6Omega are connected to form a cube. The effective resistance between two diagonally opposite corners of the cube is

Six wires each of resistance r form a tetrahedron. The equivalent resistance between corners 1-2 and 1-3 are respectively

A wire of resistance 4R is bent in the form of a circle. What is the effective resistance between the ends of the diameter?

A wire of resistance 6R is bent in the form of a circle. What is the effective resistance between the ends of the diameter?

Eleven equal wires each of resistance r form the edges of a incomplete cube. Find the total resistance from one end of the vacant edge of the cube to the other.

A wire of resistance 8R is bent in the form of a circle. What is the effective resistance between the ends of a diameter AB?

Twelve resistors of equal value R are connected in the form of a cube. Effective resistance between diagonals of the cube is