Vapour is the gaseous state of a substance that is typically liquid or solid at room temperature. It forms when the substance evaporates or sublimates. Vapour can exist below its boiling point and can be seen as mist or steam ...
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In adiabatic expansion, energy is used to do work without heat exchange. 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 ...
Certain thermodynamic processes follow specific relations between heat and work. Chapter 11, “Thermodynamics,” is essential for the 2024-2025 CBSE Class 11 Physics exams. It focuses on MCQs that explore key concepts like the laws of thermodynamics, entropy and heat engines. These ...
The internal energy of a gas depends on the number of particles and temperature. In the 2024-2025 CBSE Class 11 Physics exams, Chapter 11 on “Thermodynamics” plays a key role with a strong focus on MCQs. This chapter includes vital topics ...
Radiation is the transfer of energy through electromagnetic waves or particles. Unlike conduction and convection, radiation does not require a medium and can occur in a vacuum. It includes visible light, infrared radiation, ultraviolet rays, and other electromagnetic waves. Objects ...