Task id16522

Find the resistance of the circuit shown in Fig. , if r1 = 2 Ohm, r2 = 4 Ohm, r3 = 1.5 Ohm, r4 = 2 Ohm, r5 = 3 Ohm, r6 = 4 Ohm, r7 = 1 Ohm, r8 = r9 = r10 = 7.5 Ohm, r11 = 1.5 Ohm.