Find the equivalent resistance between point A and B

Find the equivalent resistance between points A and B

Find the equivalent resistance between points A and B in the following circuits?

Find the equivalent resistance between points A and B in the following circuit

Find the equivalent resistance between points A and B in the following circuits?

Find the equivalent resistance between points A and B in the following circuit

Find the equivalent resistance between points A and B in the following circuit.

Find the equivalent resistance between points A and B of the network of resistors shown in the figure. Each resistor is of resistance r.

Find the equivalent resistance between points A and B.

Find the equivalent resistance between points A and B.