3. Which of the following is a measure of the ability to transfer heat through a stagnant film layer? a) emissivity (b) local heat transfer coefficient c) convection heat transfer coefficient d) thermal conductivity 4. What is/are not the law(s) that govern(s) heat conduction? a. stefan-boltzmann law b. first law of thermodynamics c. fourier's law (d. newton's law of cooling