Fluid mechanics is the study of how fluids (liquids and gases) behave and interact with their surroundings, while thermodynamics is the study of how energy is transferred and transformed in systems. Fluid mechanics focuses on the movement of fluids, while thermodynamics focuses on the relationship between energy, heat, and work.
This ultimately depends on the specific field and job you are pursuing. Fluid mechanics is often more relevant for careers in engineering, physics, and environmental science, while thermodynamics is more commonly used in fields such as chemistry and mechanical engineering. It's important to research the specific requirements and skills needed for your desired career to determine which subject would be more beneficial for you.
Both fluid mechanics and thermodynamics can be challenging subjects, as they require a strong understanding of mathematical concepts and principles. However, some students may find one subject more difficult than the other depending on their individual strengths and interests. It's important to dedicate time and effort to fully understanding the material in either subject.
While some knowledge of both fluid mechanics and thermodynamics is necessary for a comprehensive understanding of how fluids behave, it is possible to learn one subject without knowing the other. However, it's important to have a basic understanding of both subjects in order to fully grasp the concepts and principles in either one.
If you are interested in a specific career or field of study, research the requirements and skills needed to determine which subject would be more useful for you. Additionally, consider your personal strengths and interests when making a decision. Both fluid mechanics and thermodynamics are important and valuable subjects, so it's ultimately up to your individual goals and preferences.