Q1. While john is travelling along an interstate highway, he notices a 166 mile marker as he passes through town. Later john passes another mile marker, 105.
a. what is the distance between town and john's current location?
b. what is john's current location?
Q2. A dipole consisting of charges 230 apart is placed between two very large (essentially infinite) sheets carrying equal but opposite charge densities of 145.
a) What is the maximum potential energy this dipole can have due to sheets?
b) What is the maximum torque the sheets can exert on dipole?