ENGR 467 Midterm, Spring 2023 Name.......... Problem 1 (20% ) - Please answer the following questions concisely. A - Consider a circular fin. Will the increase in following parameters, increase (+), decrease (-) or have no effect(0) on the fin efficiency? Fin length Fin conductivity Fin base area Fin perimeter Convection coefficient. B-A hot steel cylinder is put on an insulated plate to cool off. Which point(s) will cool the fastest and which will cool the slowest?