Thermodynamics is energy bookkeeping for gases: heat in, work out, internal energy keeping the ledger honest. The first law says \( \Delta U = Q + W \). The second law says you never get it all back. Practice it free below with multiple choice (MCQ) questions and quizzes, graded instantly.
PV diagrams are the exam's favorite language here. Learn to read work as area under the curve, spot isothermal versus adiabatic shapes, and track a heat engine around a full cycle.
Practice 98 questions on Thermodynamics below with free multiple choice (MCQ) and quizzes, graded instantly.
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