This set of Class 11 Physics Chapter 12 Multiple Choice Questions & Answers (MCQs) focuses on “Thermodynamics – Carnot Engine”. 1. Find work done by one mole of a gas in one cycle. V1 = 1m3, V2 = 4m3, V3 = 6m3, V4 =3m3. Temperature is given in °C. a) 303Rln(4) J b) 303Rln(2) J … Read more
This set of Class 11 Physics Chapter 12 Multiple Choice Questions & Answers (MCQs) focuses on “Thermodynamics – Reversible and Irreversible Processes”. 1. A cyclic process is always reversible. True or False? a) True b) False 2. What is a quasi-static process? a) Irreversible b) Reversible c) In equilibrium at every state d) Not involving … Read more
This set of Class 11 Physics Chapter 12 Multiple Choice Questions & Answers (MCQs) focuses on “Second Law of Thermodynamics”. 1. A process is carried out between 2 systems. It is possible for entropy of one system to decrease. True or False? a) True b) False 2. According to the first law of thermodynamics, a … Read more
This set of Class 11 Physics Chapter 12 Multiple Choice Questions & Answers (MCQs) focuses on “Thermodynamics – Refrigerators and Heat Pumps”. 1. What is the coefficient of performance of a refrigerator? Let Q1 be the heat released to hot reservoir, Q2 be the heat extracted from a cold reservoir & W be the work … Read more
This set of Class 11 Physics Chapter 12 Multiple Choice Questions & Answers (MCQs) focuses on “Thermodynamics – Heat Engines”. 1. In a heat engine heat is converted to work and the process need not be cyclic. True or False? a) True b) False 2. If an engine takes 5J of heat energy from a … Read more
This set of Class 11 Physics Chapter 12 Multiple Choice Questions & Answers (MCQs) focuses on “Thermodynamic Processes”. 1. In which of the following processes is heat transfer equal to zero? a) Isentropic b) Isochoric c) Isothermal d) Diathermic 2. Isothermal process can be represented by which law? a) Charle’s law b) Boyle’s law c) … Read more
This set of Class 11 Physics Chapter 12 Multiple Choice Questions & Answers (MCQs) focuses on “Thermodynamic State Variables and Equation of State”. 1. Equilibrium state of a thermodynamic system is described by path variables. True or False? a) True b) False 2. For any gas the equation is state is PV=nRT. True or False? … Read more
This set of Class 11 Physics Chapter 12 Multiple Choice Questions & Answers (MCQs) focuses on “Thermodynamics”. These MCQs are created based on the latest CBSE syllabus and the NCERT curriculum, offering valuable assistance for exam preparation. 1. ΔU=0 means that the process is isothermic. True or False? a) True b) False 2. First law … Read more
This set of Class 11 Physics Chapter 12 Multiple Choice Questions & Answers (MCQs) focuses on “Thermodynamics – Heat, Internal Energy and Work”. 1. Internal energy of a system is defined as? a) The sum of kinetic energies of all molecules of the system b) The sum of kinetic and potential energies of all molecules … Read more
This set of Class 11 Physics Chapter 12 Multiple Choice Questions & Answers (MCQs) focuses on “Zeroth Law of Thermodynamics”. 1. Zeroth law of thermodynamics can be derived. It is not based on observation. True or False? a) True b) False 2. Zeroth law of thermodynamics helped in the creation of which scale? a) Temperature … Read more
