Most students hit a wall when practicing the numerical problems at the end of each chapter. You stare at the problem, apply the formula, get a number... but is it correct?
Mastering Thermodynamics: A Comprehensive Guide to Thermal Engineering by R.S. Khurmi Solutions Thermal Engineering By Rs Khurmi Solution
Look for YouTube playlists titled "Khurmi Thermal Engineering Numerical Solving" – these video solutions are often better than PDFs because the instructor explains why they chose a specific formula. Most students hit a wall when practicing the
COP = 263 / (313 - 263) = 5.26