Draw the free-body diagram for the following problems. a) The man and beam in Prob. 519. b) The rod in Prob. 520. c) The rod in Prob. 521. d) The beam in Prob. 522

Heat and Mass Transfer: Fundamentals & Applications Fourth Edition Yunus A. Cengel, Afshin J. Ghajar McGraw-Hill, 2011 Chapter 1 INTRODUCTION AND BASIC CONCEPTS Mehmet Kanoglu University of Gaziantep Copyright © 2011 The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Objectives • Understand how thermodynamics and heat transfer are related to each other • Distinguish thermal energy from other forms of energy, and heat transfer from other forms of energy transfer • Perform general energy balances as well as surface energy balances • Understand the basic mechanisms of heat transfer, which are conduction, convection, and radiation, a