SOLUTIONS MANUAL Thermodynamics: An Engineering Approach 10th Edition Yunus A. Çengel, Michael A. Boles,
SOLUTIONS MANUAL Thermodynamics: An Engineering Approach 10th Edition Yunus A. Çengel, Michael A. Boles, CYU - Check Your Understanding CYU 1-1 ■ Check Your Understanding CYU 1-1.1 Choose the wrong statement about the fiSOLUTIONS MANUAL Thermodynamics: An Engineering Approach 10th Edition Yunus A. Çengel, Michael A. Boles, CYU - Check Your Understanding CYU 1-1 ■ Check Your Understanding CYU 1-1.1 Choose the wrong statement about the first law of thermodynamics. (a) During an interaction, energy can change from one form to another. (b) During an interaction, the total amount of energy remains constant. (c) Energy can be destroyed but it cannot be created. (d) Energy is a thermodynamic property. (e) A system with more energya thermodynamic property. (e) A system with more energy input than output will gain energy. Answer: (c) Energy can be destroyed but it cannot be created. CYU 1-1.2 Which statement best expresses the second law of thermodynamics? (a) The temperature of a well-sealed room increases when a fan in the room is turned on. (b) A cup of cool coffee in a warm room never gets hot by itself. (c) Heat is generated when there is friction between two surfaces. (d) A household refrigerator supplies heat to the kitchen when operating. (e) A person who has a smaller energy input than output will lose