A=23. B=33. C=133 i, Two wires, a and b, are made of the same metal and have equal length, but the resistance of wire a is B $2 the resistance of wire b is A S. How do their radii compare, find the ratio of radii fa ? (10 points) B j. Consider the right circuit with R1=R2=R3=R4= B $2 and R5=RG=A Q. R 2 Calculate the equivalent resistance of the circuit, you should explain and draw each step of solving SR. the circuit and show all work to receive full credits.? (10 points) R s 3R 6