11th Physics chapter 12 Thermodynamics have many topics. marks in board exam. Physics Class 11 Important Questions are very helpful to score high marks in board exams. Write your answer in term of P. (d) What is the efficiency of the engine? Thermodynamics Multiple choice Questions :-1. 12.7. (c) curves representing two adiabatic processes don’t intersect. Author Rating. (d) curves representing an adiabatic process and an isothermal process don’t intersect. Let V be the volume of the tyre (fixed) and at each stroke of the pump ΔV≤V). In MDCAT and ETEA, NUMS, ECAT and other medical and engineering entry tests, Physics test are conducted. Here we have a free online quiz which includes mcqs questions and answers related to the topic of Heat and Thermodynamics . NCERT Solutions, NCERT Exemplars, Revison Notes, Free Videos, CBSE Papers, MCQ Tests & more. 300+ TOP MCQs on Physics Thermodynamics and Answers NEET Physics is the very imporatant paper in the Medical Entrance EXAM. Pressure exerted by the gas is directly proportional to the average translation K? The curve representing an adiabatic process is called an? Below we are providing an overview of each chapter that is available in NCERT textbook for physics. After you attempt the test, click “Quiz-summary” at the end. ) Free PDF download of Important Questions with solutions for CBSE Class 11 Physics Chapter 12 - Thermodynamics prepared by expert Physics teachers from latest edition of CBSE(NCERT) books. Calculate the heat rejected to the surrounding if … Second Law of Thermodynamics, Class 11 Physics NCERT Solutions Heat Engines, Class 11 Physics NCERT Solutions 1. The first law of thermodynamics is based on the principle of conservation of energy. 12.9. Four different parts I, II, III and IV as shown in the figure may lead to the same change of state. Register online for Physics tuition on Vedantu.com to score more marks in your Examination. All Intermediate 11th Class Students of All Punjab Board can Prepare their English Book Online by These MCQ's Type Test here. 12.10. 100 Qs. For the working of heat engine there must be a source of heat at a ………? CBSE Class 11-science Physics Thermodynamics First Law of Thermodynamics The nature of heat and its relationship to mechanical work was studied by Joule. Consider a heat engine as shown in Fig. If the co-efficient of performance of a refrigerator is 5 and operates at the room temperature (27 °C), find the temperature inside the refrigerator. You also get idea about the type of questions and method to answer in your Class 11th examination. What is the heat exchanged by the system in path 2? Explain. Here You Can Attempt Punjab Physics Online Test 11th Class Model Paper Chapter No 3 online and check grade for higher marks in annual exams. Heat power B. Out of 1, 2, 3 and 4 which one is adiabatic. Consider two containers A and B containing identical gases at the same pressure, volume and temperature. If 1 kg of fat is burnt on expending 7000 kilo calories, how many times must he go up and down to reduce his weight by 5 kg? 12.6). (c) Given the internal energy for one mole of gas at temperature T is (3/2) RT, find the heat supplied to the gas when it is taken from state 1 to 2, with V. A cycle followed by an engine (made of one mole of perfect gas in a cylinder with a piston) is shown in Fig. If the motor is of 1kW power, and heat is transferred from –3°C to 27°C, find the heat taken out of the refrigerator per second assuming its efficiency is 50% of a perfect engine. Multiple Choice Questions (MCQ) for Thermodynamics - CBSE Class 11-science Physics on Topperlearning. An ideal gas undergoes cyclic process ABCDA as shown in given P-V diagram (Fig. To get fastest exam alerts and government job alerts in India, join our Telegram channel. (b) In which part of the cycle heat is being given to the surrounding by the engine? We have provided Thermodynamics Class 11 Physics MCQs Questions with Answers to help students understand the concept very well. Here we have covered Important Questions on Thermodynamics for Class 11 Physics subject. January 3, 2019 / by shiksha. Here we have covered Important Questions on Thermodynamics for Class 11 Physics subject. Questions on Thermodynamics, Physics – MCQs on Thermodynamics for NEET and JEE Main, Class 11 and Class 12 12.8. Thermodynamics Physics By Suri Sir. Which of the following laws is applicable for the behavior of a perfect gas (a) Boyle’s law (b) Charles’law (c) Gay-Lussac law (d) An ideal gas is enclosed in a piston cylinder arrangement with adiabatic walls. 1. Who discovered radioactivity? NCERT Exemplar Class 11 Physics is very important resource for students preparing for XI Board Examination. A cycle followed by an engine (made of one mole of an ideal gas in a cylinder with a piston) is shown in Fig. Which of the following variables controls the physical properties of a perfect gas (a) pressure (b) temperature (c) volume (d) all of the above (e) atomic mass. If a refrigerator’s door is kept open, will the room become cool or hot? email. Chapter-11 Heat and Thermodynamics MCQs - 1, Chapter-11 Heat and Thermodynamics MCQs - 3, Chapter-11 Heat and Thermodynamics MCQs - 5, Chapter-11 Heat and Thermodynamics MCQs - 7, Chapter-11 Heat and Thermodynamics MCQs - 9, Chapter-11 Heat and Thermodynamics MCQs - 2, Chapter-11 Heat and Thermodynamics MCQs - 4, Chapter-11 Heat and Thermodynamics MCQs - 6, Chapter-11 Heat and Thermodynamics MCQs - 8, Chapter-11 Heat and Thermodynamics MCQs - 10. The term “thermodynamics” comes from the Greek words ‘therme’ and ‘dynamic which means _______. Give reasonsWhy we reduce pressure in the tyre while moving on motorway? It's only fair to share... 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