The resistivity of a given wire of cross sectional area 0.7mm^2 is 4.9×10^-4ohms mm. Calculate the resistance of a 2ohms length of the wire

Choose the correct general statement concerning the total potential and kinetic energy at any point along the arc of swing. the total energy at any point along the arc of swing of the pendulum is always less than 12 joules. the total energy at any point along the arc of swing of the pendulum is always more than 12 joules. the total energy at any point along the arc of swing of the pendulum is always equal to 12 joules. not enough information to determine