This textbook provides a clear, coherent, and proper organization of the underlying principles and concepts on Heat and Mass Transfer. It is designed to facilitate self-learning and provides a unique problemsolving methodology coupled with an emphasis on consistency and compatibility of units. It is an ideal offering for undergraduate students of Mechanical Engineering, Chemical Engineering, and Aerospace Engineering as well as candidates aspiring to take IES, GATE, AMIE, and other competitive examinations. Salient Featres: -Provides complete coverage on heat transfer with an emphasis on physics and real-world everyday applications. - Balanced theoretical explanation and mathematical treatment. - Excellent pedagogy including -- 324 Solved Examples -- 232 Unsolved Problems -- 276 Review Questions -- 242 Multiple-Choice Questions