38) What Happens If Gasoline Is Used In A Diesel Engine, Siesel Engine Will Work? 45) Difference Between Flywheel And Governor? 33) Definition Of Octane Number And Cetane Number? stream <> Throttling process. H����,��Ź�е5 Property and State Property is a particular characteristic of a given system » Extensive properties are dependent on the amount of mass in the system (m, V, U, etc.)

1547 No, It will not work, as the Compression ratio of Petrol engine is 6 to 10 & that of Diesel engine is 15 to 22. 19) What is the importance of the Thermodynamics in the field of Mechanical Engineering? There always a debate between differentiation of pipe and tube. Copyright 2020 , Engineering Interview Questions.com. 7) When Crude Oil is Heated, Which Hydro Carbon comes first? 43) At Which Temperature Thermal Radiation Can Become Zero? It can only be transformed from one form to another.”. Heat transfer deals with the energy analysis which in transition and and depends on the modes of heat transfer like conduction, convection and radiation or combination of any modes. 17) Which parameter remains constant in isochoric process ? Cetane No.- Cetane number is defined as the percentage, by volume, of n-cetane in the mixture of n-cetane and alpha methyl naphthalene. It is also not applicable to amorphous substance and supercooled solutions. Pipe is always designated by its Inside Diameter (ID) because main purpose of pipe is to carry fluid, while the. c����>@a!�e ��2$gTxoz>9�-�hp॑��j-���\@r�e�!.+��έ���/Ʉ�*�F(��յ� ���d��#2��>9R�艠Դh��$�K�T9DV�H{���� 0�N���C~��2����m�/����:�%e�l��ސ�r�-�y��>D��tPh�B�C�=q1/D� %���� 37) The Fatigue Life Of A Part Can Be Improved By?

23) What is Carnot engine? (A) First Law of Thermodynamics (B) Second Law of Thermodynamics 29) Why Entropy Decreases With Increase In Temperature? Thermodynamics Multiple Choice Questions Answers Thermodynamic Questions And Answers - Reliefwatch Thermodynamics Multiple Choice For reversible isothermal steady-flow processes or for reversible constant-pressure isothermal nonflow processes, change in free energy is equal to network. For pure substances, the heat effects accompanying changes in state at constant pressure (no temperature change being evident) are known as latent heats. Free enthalpy (or Gibbs function) is defined as, (where u = internal energy, h = enthalpy, T = temperature, s = entropy). 24) Which formula forms a link between the Thermodynamics and Electro chemistry? As per the tolerance basis, tubes requires higher tolerances as to that of pipe and tubes are more costlier in manufacturing compared to pipe production. X���r�����N�EYPFy� A��A�Љ���7���_��[d��Y�(+CNx}��j�����\� j$x@%m��w*�~!�*T�>����_���W���?�T�j�].�60��hpL��k#�(�S�X�HR�烤(���q2�? Isothermal process. Thermodynamics key facts (4/9) ... • Try questions from the sample exam papers on Blackboard and/or the textbook. <>>> The specific heat of material is the ratio of the amount of heat transferred to raise unit mass of a material 1° in temperature to that required raise unit mass of water 1° of temperature at some specified temperature. ������k׽���XEb��Y���{\b�k���"�O֝�f��W�/��b }�� �_�ݿl��������erq�m\��Gj��jW�/x�W��f=|^$yvi�l����|��j��)8P�6��8�4���U�I/��^�EQiR�Ф#̻ 4��a��o�l�iSh�G�3I���KrH4�*�7���X���K�M>�F��T'��n��,8D�]��y��@Y�J�j�{Dc��e���S�3�b�f�����ө0Y"Y9�k��v�Ud�b�o���Bl�ʹ��*�4��K4��'�]�8OA��[� Also the exhaust passage takes more responsible for sound. G�A ��$6��bk[4��6@d�6�X��o�Au7�*}3ȴ��N\��Kҫ/��>�v��kt�u��-اn��}B�o�!e/����EI�'�����w[᪠7���H endobj Not possible. For most of the engineering purposes, heat capacities may be assumed numerically equal to specific heat values. This shows that there exists disorder in the arrangement of such molecules. (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. Thus, for a 15% by weight solution of sodium chloride in water, the specific heat would be approximately 0.85. ds=dQ/T. For example: A reaction taking place in a closed metallic vessel. This phenomenon is called the Poisson effect. ds=dQ/T Entropy is inversely proportional to the temperature so, as temp. 4 0 obj It is equal to the work during a constant-volume isothermal reversible nonflow process. �`�4���.o�f�eS���fZ�&f�[�>��tH�Y�D��Z��Bî��6(�dˆNEF˩�����. Electricity key facts (1/9) • Electric charge is an intrinsic property of the particles that make up matter, and can be Second law: This law states that “all processes in nature tend to occur with an increase in entropy and the direction of change always lead to the increase in entropy.”, Third law: This law states that “The entropy of a perfect crystal of each element and a compound is zero at absolute zero.”. ���Xs��T�ʡ�}@f��e����J����DMA;���QX��U'�f�8���C�����L����VV�Q��n��RvѦ~)|�>`�|�>�l��k�,��X�8/�b=��}�2�?�'F2��c�� 3�R��2��Gql��#ZUc�O��.n!5Be% ;�-��bFe*����f�0�s�`�j��uL��@�a�Y�iUm����?��X����K�I� ���"�Js�κ�'q�o8'�o|H�QC�z|��u�0HU,�a}���p���Y�7�}؄�ڕ���������������4��7 15) Define the term free energy and free enthalpy. THERMODYNAMICS Mechanical Interview Questions, THERMODYNAMICS Interview Questions And Answers <—-. The function of flywheel is to store the energy/power produced during the power stroke of an engine and this stored energy is used during remaining stroke to make piston up and down during working of engine while governor tries control the speed of an engine due to variation in load. Divide the shaft diameter size by 5, it will give last two digit of the bearing no. 39) Why Poisson Ratio Is Higher In, Rubber/steel/wood?

38) What Happens If Gasoline Is Used In A Diesel Engine, Siesel Engine Will Work? 45) Difference Between Flywheel And Governor? 33) Definition Of Octane Number And Cetane Number? stream <> Throttling process. H����,��Ź�е5 Property and State Property is a particular characteristic of a given system » Extensive properties are dependent on the amount of mass in the system (m, V, U, etc.)

1547 No, It will not work, as the Compression ratio of Petrol engine is 6 to 10 & that of Diesel engine is 15 to 22. 19) What is the importance of the Thermodynamics in the field of Mechanical Engineering? There always a debate between differentiation of pipe and tube. Copyright 2020 , Engineering Interview Questions.com. 7) When Crude Oil is Heated, Which Hydro Carbon comes first? 43) At Which Temperature Thermal Radiation Can Become Zero? It can only be transformed from one form to another.”. Heat transfer deals with the energy analysis which in transition and and depends on the modes of heat transfer like conduction, convection and radiation or combination of any modes. 17) Which parameter remains constant in isochoric process ? Cetane No.- Cetane number is defined as the percentage, by volume, of n-cetane in the mixture of n-cetane and alpha methyl naphthalene. It is also not applicable to amorphous substance and supercooled solutions. Pipe is always designated by its Inside Diameter (ID) because main purpose of pipe is to carry fluid, while the. c����>@a!�e ��2$gTxoz>9�-�hp॑��j-���\@r�e�!.+��έ���/Ʉ�*�F(��յ� ���d��#2��>9R�艠Դh��$�K�T9DV�H{���� 0�N���C~��2����m�/����:�%e�l��ސ�r�-�y��>D��tPh�B�C�=q1/D� %���� 37) The Fatigue Life Of A Part Can Be Improved By?

23) What is Carnot engine? (A) First Law of Thermodynamics (B) Second Law of Thermodynamics 29) Why Entropy Decreases With Increase In Temperature? Thermodynamics Multiple Choice Questions Answers Thermodynamic Questions And Answers - Reliefwatch Thermodynamics Multiple Choice For reversible isothermal steady-flow processes or for reversible constant-pressure isothermal nonflow processes, change in free energy is equal to network. For pure substances, the heat effects accompanying changes in state at constant pressure (no temperature change being evident) are known as latent heats. Free enthalpy (or Gibbs function) is defined as, (where u = internal energy, h = enthalpy, T = temperature, s = entropy). 24) Which formula forms a link between the Thermodynamics and Electro chemistry? As per the tolerance basis, tubes requires higher tolerances as to that of pipe and tubes are more costlier in manufacturing compared to pipe production. X���r�����N�EYPFy� A��A�Љ���7���_��[d��Y�(+CNx}��j�����\� j$x@%m��w*�~!�*T�>����_���W���?�T�j�].�60��hpL��k#�(�S�X�HR�烤(���q2�? Isothermal process. Thermodynamics key facts (4/9) ... • Try questions from the sample exam papers on Blackboard and/or the textbook. <>>> The specific heat of material is the ratio of the amount of heat transferred to raise unit mass of a material 1° in temperature to that required raise unit mass of water 1° of temperature at some specified temperature. ������k׽���XEb��Y���{\b�k���"�O֝�f��W�/��b }�� �_�ݿl��������erq�m\��Gj��jW�/x�W��f=|^$yvi�l����|��j��)8P�6��8�4���U�I/��^�EQiR�Ф#̻ 4��a��o�l�iSh�G�3I���KrH4�*�7���X���K�M>�F��T'��n��,8D�]��y��@Y�J�j�{Dc��e���S�3�b�f�����ө0Y"Y9�k��v�Ud�b�o���Bl�ʹ��*�4��K4��'�]�8OA��[� Also the exhaust passage takes more responsible for sound. G�A ��$6��bk[4��6@d�6�X��o�Au7�*}3ȴ��N\��Kҫ/��>�v��kt�u��-اn��}B�o�!e/����EI�'�����w[᪠7���H endobj Not possible. For most of the engineering purposes, heat capacities may be assumed numerically equal to specific heat values. This shows that there exists disorder in the arrangement of such molecules. (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. Thus, for a 15% by weight solution of sodium chloride in water, the specific heat would be approximately 0.85. ds=dQ/T. For example: A reaction taking place in a closed metallic vessel. This phenomenon is called the Poisson effect. ds=dQ/T Entropy is inversely proportional to the temperature so, as temp. 4 0 obj It is equal to the work during a constant-volume isothermal reversible nonflow process. �`�4���.o�f�eS���fZ�&f�[�>��tH�Y�D��Z��Bî��6(�dˆNEF˩�����. Electricity key facts (1/9) • Electric charge is an intrinsic property of the particles that make up matter, and can be Second law: This law states that “all processes in nature tend to occur with an increase in entropy and the direction of change always lead to the increase in entropy.”, Third law: This law states that “The entropy of a perfect crystal of each element and a compound is zero at absolute zero.”. ���Xs��T�ʡ�}@f��e����J����DMA;���QX��U'�f�8���C�����L����VV�Q��n��RvѦ~)|�>`�|�>�l��k�,��X�8/�b=��}�2�?�'F2��c�� 3�R��2��Gql��#ZUc�O��.n!5Be% ;�-��bFe*����f�0�s�`�j��uL��@�a�Y�iUm����?��X����K�I� ���"�Js�κ�'q�o8'�o|H�QC�z|��u�0HU,�a}���p���Y�7�}؄�ڕ���������������4��7 15) Define the term free energy and free enthalpy. THERMODYNAMICS Mechanical Interview Questions, THERMODYNAMICS Interview Questions And Answers <—-. The function of flywheel is to store the energy/power produced during the power stroke of an engine and this stored energy is used during remaining stroke to make piston up and down during working of engine while governor tries control the speed of an engine due to variation in load. Divide the shaft diameter size by 5, it will give last two digit of the bearing no. 39) Why Poisson Ratio Is Higher In, Rubber/steel/wood?

38) What Happens If Gasoline Is Used In A Diesel Engine, Siesel Engine Will Work? 45) Difference Between Flywheel And Governor? 33) Definition Of Octane Number And Cetane Number? stream <> Throttling process. H����,��Ź�е5 Property and State Property is a particular characteristic of a given system » Extensive properties are dependent on the amount of mass in the system (m, V, U, etc.)

1547 No, It will not work, as the Compression ratio of Petrol engine is 6 to 10 & that of Diesel engine is 15 to 22. 19) What is the importance of the Thermodynamics in the field of Mechanical Engineering? There always a debate between differentiation of pipe and tube. Copyright 2020 , Engineering Interview Questions.com. 7) When Crude Oil is Heated, Which Hydro Carbon comes first? 43) At Which Temperature Thermal Radiation Can Become Zero? It can only be transformed from one form to another.”. Heat transfer deals with the energy analysis which in transition and and depends on the modes of heat transfer like conduction, convection and radiation or combination of any modes. 17) Which parameter remains constant in isochoric process ? Cetane No.- Cetane number is defined as the percentage, by volume, of n-cetane in the mixture of n-cetane and alpha methyl naphthalene. It is also not applicable to amorphous substance and supercooled solutions. Pipe is always designated by its Inside Diameter (ID) because main purpose of pipe is to carry fluid, while the. c����>@a!�e ��2$gTxoz>9�-�hp॑��j-���\@r�e�!.+��έ���/Ʉ�*�F(��յ� ���d��#2��>9R�艠Դh��$�K�T9DV�H{���� 0�N���C~��2����m�/����:�%e�l��ސ�r�-�y��>D��tPh�B�C�=q1/D� %���� 37) The Fatigue Life Of A Part Can Be Improved By?

23) What is Carnot engine? (A) First Law of Thermodynamics (B) Second Law of Thermodynamics 29) Why Entropy Decreases With Increase In Temperature? Thermodynamics Multiple Choice Questions Answers Thermodynamic Questions And Answers - Reliefwatch Thermodynamics Multiple Choice For reversible isothermal steady-flow processes or for reversible constant-pressure isothermal nonflow processes, change in free energy is equal to network. For pure substances, the heat effects accompanying changes in state at constant pressure (no temperature change being evident) are known as latent heats. Free enthalpy (or Gibbs function) is defined as, (where u = internal energy, h = enthalpy, T = temperature, s = entropy). 24) Which formula forms a link between the Thermodynamics and Electro chemistry? As per the tolerance basis, tubes requires higher tolerances as to that of pipe and tubes are more costlier in manufacturing compared to pipe production. X���r�����N�EYPFy� A��A�Љ���7���_��[d��Y�(+CNx}��j�����\� j$x@%m��w*�~!�*T�>����_���W���?�T�j�].�60��hpL��k#�(�S�X�HR�烤(���q2�? Isothermal process. Thermodynamics key facts (4/9) ... • Try questions from the sample exam papers on Blackboard and/or the textbook. <>>> The specific heat of material is the ratio of the amount of heat transferred to raise unit mass of a material 1° in temperature to that required raise unit mass of water 1° of temperature at some specified temperature. ������k׽���XEb��Y���{\b�k���"�O֝�f��W�/��b }�� �_�ݿl��������erq�m\��Gj��jW�/x�W��f=|^$yvi�l����|��j��)8P�6��8�4���U�I/��^�EQiR�Ф#̻ 4��a��o�l�iSh�G�3I���KrH4�*�7���X���K�M>�F��T'��n��,8D�]��y��@Y�J�j�{Dc��e���S�3�b�f�����ө0Y"Y9�k��v�Ud�b�o���Bl�ʹ��*�4��K4��'�]�8OA��[� Also the exhaust passage takes more responsible for sound. G�A ��$6��bk[4��6@d�6�X��o�Au7�*}3ȴ��N\��Kҫ/��>�v��kt�u��-اn��}B�o�!e/����EI�'�����w[᪠7���H endobj Not possible. For most of the engineering purposes, heat capacities may be assumed numerically equal to specific heat values. This shows that there exists disorder in the arrangement of such molecules. (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. Thus, for a 15% by weight solution of sodium chloride in water, the specific heat would be approximately 0.85. ds=dQ/T. For example: A reaction taking place in a closed metallic vessel. This phenomenon is called the Poisson effect. ds=dQ/T Entropy is inversely proportional to the temperature so, as temp. 4 0 obj It is equal to the work during a constant-volume isothermal reversible nonflow process. �`�4���.o�f�eS���fZ�&f�[�>��tH�Y�D��Z��Bî��6(�dˆNEF˩�����. Electricity key facts (1/9) • Electric charge is an intrinsic property of the particles that make up matter, and can be Second law: This law states that “all processes in nature tend to occur with an increase in entropy and the direction of change always lead to the increase in entropy.”, Third law: This law states that “The entropy of a perfect crystal of each element and a compound is zero at absolute zero.”. ���Xs��T�ʡ�}@f��e����J����DMA;���QX��U'�f�8���C�����L����VV�Q��n��RvѦ~)|�>`�|�>�l��k�,��X�8/�b=��}�2�?�'F2��c�� 3�R��2��Gql��#ZUc�O��.n!5Be% ;�-��bFe*����f�0�s�`�j��uL��@�a�Y�iUm����?��X����K�I� ���"�Js�κ�'q�o8'�o|H�QC�z|��u�0HU,�a}���p���Y�7�}؄�ڕ���������������4��7 15) Define the term free energy and free enthalpy. THERMODYNAMICS Mechanical Interview Questions, THERMODYNAMICS Interview Questions And Answers <—-. The function of flywheel is to store the energy/power produced during the power stroke of an engine and this stored energy is used during remaining stroke to make piston up and down during working of engine while governor tries control the speed of an engine due to variation in load. Divide the shaft diameter size by 5, it will give last two digit of the bearing no. 39) Why Poisson Ratio Is Higher In, Rubber/steel/wood?

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