Heat is a form of energy transferred between objects due to a temperature difference. It flows from hotter to cooler objects until thermal equilibrium is reached. Measured in joules or calories, heat affects states of matter, temperature and molecular motion, ...
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A ratio is a mathematical comparison of two quantities showing how many times one value contains or is contained in another. It is expressed in the form “a:b” or as a fraction. Ratios help compare sizes, quantities or relationships and ...
Energy is the ability to do work. It exists in various forms, like kinetic, potential, thermal and chemical. Energy powers everything, from machines to living beings. It cannot be created or destroyed, only transformed. Renewable sources, like solar and wind, ...
Certain quantities in thermodynamics depend on the path of the process. Chapter 11, “Thermodynamics,” is a crucial topic for the 2024-2025 CBSE Class 11 Physics exams. It focuses on MCQs that cover fundamental concepts like the laws of thermodynamics, entropy ...
Entropy is conserved in certain ideal thermodynamic processes. Chapter 11, “Thermodynamics,” is crucial for the 2024-2025 CBSE Class 11 Physics exams. This chapter focuses on MCQs that cover key concepts like the laws of thermodynamics, entropy and heat engines. These topics ...