Book excerpt: PE Mechanical Thermal and Fluid Systems Six-Minute Problems with Solutions, Fourth Edition, prepares you to solve even the most difficult PE exam problems. With 100 multiple-choice problems covering all knowledge areas of the PE Mechanical: Thermal and Fluid Systems exam, you will learn important strategies for solving problems quickly and efficiently. The solutions in this edition include references to NCEES Handbook sections to better prepare you for the computer-based format of the exam. Key Features: Coverage of all exam knowledge areas in the NCEES specifications Organization of problems into three sections that align with the exam: Principles, Hydraulic and Fluid Applications, and Energy/Power System Applications Problems in the same CBT format as encountered on the PE exam Hints for every problem to help you get started Step-by-step solutions detailing how to approach solving each problem References to NCEES Handbook sections to help you become familiar with the location of important equations, figures, and tables in the Handbook Explanations of the faulty reasoning leading to the incorrect answer options