For the circuit in the figure below, find the following. (Take & = 6.5 V, R = 4.6 0, and r = 1.3 0.) R b Battery (a) the magnitude of the current and the direction of positive current magnitude 1.10 A direction clockwise direction around the circuit (b) the potential difference across the battery terminals a and b X (c) the rate at which heat is being produced in the 4.6 0 resistor X (d) the rate at which heat is being produced inside the battery (e) the rate at which the battery's chemical energy is being used