A heat engine absorbs heat Q1 at temperature T1 and heat Q2 at temperature T2. JEE Main Physics Previous Year Questions With Solutions on Thermodynamics ΔQ = ΔU + ΔW Change in internal energy ΔU = ΔQ = 8.4 x 103 J = 8.4 kJ Answer: (b) 8.4 kJ Q9: 200 g water is heated from 40° C to 60 °C. in an isobaric process is : A pendulum clock loses $$12$$ $$s$$ a day if the temperature is $${40^ \circ }C$$ and gains $$4$$ $$s$$ a day if the tem... An ideal gas undergoes a quasi static, reversible process in which its molar heat capacity $$C$$ remains constant. JEE Main examination is conducted in online mode by NTA in multiple shifts in the month of January and April. ∆G should be positive for a non-spontaneous reaction. The aim of providing a revision plan, weightage of the topics and important topics of the subject Physics is to boost your confidence before the JEE Main Exam 2019. Planning question paper will consist of 100 questions. Since the exam will be conducted in multiple shifts, the question papers in all the shifts will be different. Which of the following statements is correct for any thermodynamic system ? Current Electricity. The enthalpy change for a reaction does not depend upon the (a) physical states of reactants and products (b) use of different reactants for the same product (c) nature of intermediate reaction steps JEE Main syllabus for Physics comprises topics like Kinematics, Optics, Laws Of Motion, Rotational Motion, Gravitation, Properties Of Solids And Liquids etc. The change in internal energy ∆U (in kJ) is, According to the first law of thermodynamics, ∆U = q + w, From the first law of thermodynamics, ∆U = q + w. Change in internal energy is equal to adiabatic work. English Thermodynamics ... (Hindi) Thermodynamics for IIT JEE. The difficulty level of JEE Main paper is the same for all days and shifts. Magnetics. JEE Main 2020 Physics Syllabus. ... JEE main Previous Year Papers and Solutions. Practicing JEE Main previous Year Question Papers will help you in many ways in your Exam preparation. (d) difference in initial or final temperatures of involved substances. JEE Main examination is conducted in online mode by NTA in multiple shifts in the month of January and April. Trend of the papers. Designed as per the students’ perspective, it is a premium book to support the dream of leading success in the upcoming JEE MAIN. Consider a spherical shell of radius $$R$$ at temperature $$T$$. Our faculty team after a thorough analysis of the last years examination question papers and the latest examination jee Mains format, have framed these questions … Students face tough competition while preparing for the test. Students can easily download these solutions in PDF format for free. 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