Problems (points as shown) State all your assumptions, show all your work in a neat and organized manner, and identify your answer Determine the resistivity, p in 2m, for the scenario shown if potential difference AV = 0.8 volts, current i = 0.5 ampere and r₁= 15 m, r₂ = 35 m, r3 = 40 m, r4 = 10 m 11 C₁ Source "₁ P₁ = 73 72 P₂ F4 Sink C₂ P

Fig: 1