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Download CBSE Class 11 Chemistry Thermodynamics MCQs in pdf, Chemistry chapter wise Multiple Choice Questions free, Question: Thermodynamics is not concerned abouta) the rate at which a reaction proceedsb) the feasibility of a chemical reactionc) the extent to which a chemical … MW�$��$����p�"��>+M� �������=��ƴCΓ��`" O�+� ���� 1.1 compared to curves B and C shows the following type of expansion, If value of n is infinitely large in a polytropic process pV" = C, then the process is known as constant, The index of compression n tends to reach ratio of specific heats y when, process is isentropic and specific heat does not change with temperature. trailer An ideal gas as compared to a real gas at very high pressure occupies, According to Dalton's law, the total pres sure of the mixture of gases is equal to, sum of the partial pressures of all divided by average molecular weight. 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If the system as a whole is at rest, so that the bulk mechanical energy due to translational or rotational motion is zero, then the 0000004470 00000 n 0000001768 00000 n A perfect gas at 27°C is heated at constant pressure till its volume is double. heat flows from hot substance to cold substance. 0000003286 00000 n In a non-flow reversible process for which p = (- 3V+ 15) x 105N/m2,V changes from 1 m  to 2 m3. inorganic chemistry, organic chemistry, and general knowledge of the chemistry subject. Choose the one alternative that best completes the statement or answers the question. work done by a system is equal to heat transferred by the system, total   internal   energy   of  a   system during a process remains constant, (c) internal energy, enthalpy and entropy during a process remain constant, total energy of a system remains constant, Energy can neither be created nor destroyed but can be converted from one form to other is inferred from, First law of thermodynamics furnishes the relationship between, Change in enthalpy in a closed system is equal to heat transferred if the reversible process takes place at constant, In an isothermal process, the internal energy, Change in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant. H��S�n�0����E=�:e�Vt��d��@I�v\#��e�xw���2� ��J������ ��c���?5�. Multiple Choice questions … The work done will be about, The value of the product of molecular weight and the gas characteristic constant for all the gases in M.K.S. process is isentropic and specific heat changes with temperature. Both heat and work are transient phenomenon, I.e. 0000002350 00000 n ... PERT is based on the approach of multiple time estimates for each activity. Link to Chemistry MCQs (PDF) is given below. THERMODYNAMICS Multiple choice Questions and Answers This set of Thermodynamics Multiple Choice Questions & Answers focuses on “Maximum Work in a Reversible Process”. A)endothermic, positive B)endothermic, negative C)exothermic, negative D)exothermic, positive E)exothermic, neutral Which of the following variables controls the physical properties of a perfect gas (a) pressure 0000005355 00000 n Chemical Engineering all Subjects Objective Questions (MCQ) with Answers Practice Test Series: To download the ebook, pdf file of all Chemical Engineering Subjects Practice Tests with Answers, (More than 9000 MCQs with Answers) go to E-books Corner . Extensive property of a system is one whose value, depends on the mass of the system like volume, The statement that molecular weights of all gases occupy the same volume is known as, To convert volumetric analysis to gravimetric analysis, the relative volume of each constituent of the flue gases is, If a gas is heated against a pressure, keeping the volume constant, then work done will be equal to, Properties of substances like pressure, temperature and density, in thermodynamic coordinates are, Which of the following quantities is not the property of the system, According to Avogadro's law, for a given pressure and temperature, each molecule of a gas, occupies volume  proportional to its molecular weight, occupies volume  proportional to its specific weight, occupies volume inversely proportional to its molecular weight, occupies volume inversely proportional to its specific weight, Which of the following is the property of a system, On weight basis, air contains following parts of oxygen, Which of the following is not the intensive property, Which of the following items is not a path function, Work done in an adiabatic process between a given pair of end states depends on, Which of the following parameters is constant for a mole for most of the gases at a given temperature and pressure, The value of n = 1 in the polytropic process indicates it to be, (a) one value of specific heat (ft) two values of specific heat. During the process 300 kJ heat left the gas and internal energy remained same. The following section consists of Chemistry Multiple Choice questions on Chemical Engineering Thermodynamics. Which of the following can be regarded as gas so that gas laws could be applicable, within the commonly encountered temperature limits. 1. units is, For which of the following substances, the internal energy and enthalpy are the functions of temperature only, If a gas vapour is allowed to expand through a very minute aperture, then such a process is known as, The specific heat of air increases with increase in, If a fluid expands suddenly into vacuum through an orifice of large dimension, then such a process is called, Which of the following processes are thermodynamically reversible, Which of the following processes is irreversible process, In order that a cycle be reversible, following must be satisfied, free expansion or friction resisted expansion/compression process should not be encountered, when heat is being absorbed, temperature of hot source and working sub¬stance should be same, when beat is being rejected, temperature of cold source and working sub-stance should be same, For a thermodynamic process to be reversible, the temperature difference between hot body and working substance should be, Minimum work in compressor is possible when the value of adiabatic index n is equal to, Molecular volume of any perfect gas at 600 x 103 N/m2 and 27°C will be, A gas is compressed in a cylinder by a movable piston to a volume one-half its original volume. Dear Readers, Welcome to Thermodynamics multiple choice questions and answers with explanation. the molecular weights of all the perfect gases occupy the same volume under same conditions of pressure and temperature, the sum of partial pressure of mixture of two gases is sum of the two, product of the gas constant and the molecular weight of an ideal gas is constant. Multiple Choice Questions (MCQ) and Answers on Chemical Engineering Thermodynamics Question 1 : The co-efficient of performance (COP) of a refrigerating system, which is its index of performance, is defined as the ratio of useful refrigeration to the net work. Fluid Mechanics one word questions and answers pdf. A catalyst increases the rate of reaction because it (a) Increases the activation energy ���#ݙݓ�,]�潼&/s�ͧ!�j�gpb�$gC�A�%�w_/��~��lfHl��چ�CL����nv�D��fn������ɒ��jLP�" Re>Vj@�e?��@��ճG��CY���*,zW���1�=��J�SDZ+��4O�������by=��a�{����x�[�\�IǙX�c�x\�?oĖ�S�3N �QJ��Mm��y�)�nM�����5z0�u�9l�~���@��w�&���ך\R��D�`�3ȡB� ���N�X��3?��3ﵦ��͌4�Ɵz���̮*E�J�c�X��!�4����n�oNoF�y�.��+��Ľʨ-hڬ��'�'m�~^�v�=�Z|VxT�����'l� (�� ... TOP Chemical Process Multiple choice Questions and Answers pdf; For a process from state 1 to Page 2/16 Which law states that the internal energy of a gas is a function of temperature, 32. Here is a list of Thermodynamics MCQs with Answers (Multiple Choice Questions) is given below. Chemical Engineering Basics; Heat Transfer; Mass Transfer; Fertiliser Technology; Stoichiometry; Chemical Engineering Thermodynamics; Fuels and Combustion; Process Equipment and Plant Design; Nuclear Power Engineering; ���y&��h>5�?�'�v��R���^U���]��(�k���!��b�]�` GWm� �-2�q t1�$���E�tW$�S-�}%�IЁ$x�᎔��ؒ �������W-��cuغ������8! Below are List of TOP 100 I.C. What is equivalent evaporation in a boiler plant ? 0000028736 00000 n Practice the multiple choice questions to test understanding of important topics in the chapters. 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