Stress and Strain Multiple Choice Questions and Answers for competitive exams. These short solved questions or quizzes are provided by Gkseries. Correct answers of this MCQ Questions are given below of this question set. Copyright © National Academy of Sciences. 1470, Railroad Research Issues. Different Types of data structures. – 1000+ Multiple Choice Questions & Answers in Python with explanations – Every MCQ set focuses on a specific topic in Python Subject. The bulk modulus of a standard SWNT is ____ that of diamond. Next in importance are the combined ballast-subballast thickness and the vertical tie-fastener stiffness. Dental Materials Multiple Choice Questions (MCQ) for entrance examinations and other competitive examinations for all Experienced, Freshers and Students. Strength of Materials Multiple Choice Questions and Answers for competitive exams. As usual in this set, you will get 10 Multiple Choice Questions related to Computer Networking and four options for each questions having only one correct option. Both are related to the track performance. Answer: Option D The track foundation modulus, u, commonly termed the track mod­ ulus, is defined as the supporting force per unit length of rail per unit deflection, that is, Department of Civil and Environmental Engineering, 28B Marston Hall, Box 35205, University of Massachusetts, Amherst, Mass. TRACK MODULUS: ITS MEANING AND FACTORS INFLUENCING IT. Another parameter, track stiffness, is a measure of the vertical stiffness of the entire track structure. We are giving a detailed and clear sheet on all Physics Notes that are very useful to understand the Basic Physics Concepts. 84 0 obj <>/Filter/FlateDecode/ID[<565D93883C53EE4AA70A15153E07BB16><500FAB121A2F4E40B6AF441B184FD925>]/Index[69 25]/Info 68 0 R/Length 79/Prev 694234/Root 70 0 R/Size 94/Type/XRef/W[1 2 1]>>stream endstream endobj 73 0 obj <>stream In much simpler words, the bulk modulus is nothing but a numerical constant that is used to measure and describe the elastic properties of a solid or a fluid when pressure is applied. attempt other multiples, then click on mcqs 01.. complex analysis definitions are available. Track modulus is an important parameter in track quality and performance. Here are the collections of MCQ questions on data transmission techniques includes multiple-choice questions on the fundamentals of data transmission techniques used on the data transmission layer. These short objective type questions with answers are very important for Board exams as well as competitive exams. New MCQ Questions set on the category of Computer Networking. Elastic Modulus in Physics | Definition, Formulas, Symbol, Units – Elasticity Find a library where document is available. AREMA supports those pursuing college level courses of study related to the engineering and/or technical aspects of the railway industry through student membership, scholarship opportunities and involvement in student chapters at many universities across the United States and Canada. %%EOF Multiple Choice Questions are based on different types of data structure. All Rights Reserved. Dental Materials Mcqs for preparation. endstream endobj 70 0 obj <> endobj 71 0 obj <>/ProcSet[/PDF/Text/ImageB]/XObject<>>>/Rotate 0/Type/Page>> endobj 72 0 obj <>stream A better knowledge of track condition and the mechanisms of track deterioration will result in the optimal use of maintenance resources. 1) Which of the diagram shows interactions between objects? 1. [A] 10-9 A [B] 10 9 A [C] 1000 A [D] 0.001 A; The electrical conductivity of a nanotube is ____ times that of copper. Ans: b 3. Modulus can be defined as the supporting force per unit length of rail per unit deflection [1]. Strain is defined as the ratio of (a) change in volume to original volume (b) change in length to original length (c) change in cross-sectional area to original cross-sectional area (d) any one of the above (e) none of the above. This contains 20 Multiple Choice Questions for Mechanical Engineering Stress And Strain - MCQ Test 1 (mcq) to study with solutions a complete question bank. Another parameter, track stiffness, is a measure of the vertical stiffness of the entire track structure. Modulus is defined as the ratio between the rail deflection and the vertical contact pressure between the rail Ans: d 2. An on-board, noncontact measurement system and method is disclosed for measuring track quality, vertical track stiffness and vertical track modulus for a portion of track underlying the rail vehicle. It is given that x+3a — 5a, where a is a positive constant. The solved questions answers in this Test: Compressibility And Bulk Modulus quiz give you a good mix of easy questions and tough questions. Which one of the following bolts is not used in rail track? The subgrade soil conditions are shown to have the greatest influence on track modulus and stiffness. 6) In a circuit box, a copper rod at room temperature of 25 o C has a gap of 0.3 mm between the end of the rod Q and the rigid wall. These Mcqs are helpful for Medical students. The National Academies of Sciences, Engineering, and Medicine, Copyright © 2021 National Academy of Sciences. These short objective type questions with answers are very important for Board exams as well as competitive exams. D. Derived Elements. Bulk modulus is defined as the proportion of volumetric stress related to the volumetric strain for any material. B. Strain is defined as the ratio of (a) change in volume to original volume (b) change in length to original length (c) change in cross-sectional area to original cross-sectional area (d) any one of the above (e) none of the above. h�b```f``2g`a`x��A����,��f�^�f����������2�]xK�.p0tp4��*�)�\-��4/�et�2���=s�!�l��̡�y�����2L�-���6��[�.�g���"ʨ` ��'� This paper describes the design of a system for on-board, real-time, non-contact measurement of track modulus. - The formula used to calculate proof resilience = (σ 2 / 2E) x volume Modulus of resilience: It is defined as the proof resilience per unit volume. The section contains questions on dictionary, different types of functions and built in functions. A. Static Elements. �O�s�s5�E,�B�5O�kqڳm�_��އ ��*z Strength of Materials Multiple choice Questions :-1. The functions f and g are defined for all real values of x by f(x) = 2x + a +3a and where a is a positive constant. It includes objective questions on types of diagrams, advantages of using a system flowchart the parts of decision tables. Dictionary – 1 Young's modulus is defined as the ratio of (A) Volumetric stress and volumetric strain (B)... Engineering Drawing MCQ Practice Test - Set 01 Practice Test: Question Set - 01 1. 93 0 obj <>stream B. Lateral strain to linear strain. Questions on Dictionary, Functions and Built-in Functions . 1. Finally, the relationship between the track modulus and track performance is discussed. Modulus of resilience is the ratio of _____ Discussion; Sravanthi -Posted on 24 Nov 15 Proof resilience: It is the maximum strain energy which is stored within elastic limit. None of these. endstream endobj startxref Ans: d 2. Railway Engineering MCQ question is the important chapter for a Civil Engineering and GATE students. C. Primitive Elements. '4���v6��4� ����,��=��� �fAH�/��dUJ1�\�4�A.�!������h����W��wCw���Qa�T7�I� E�pL6Û-�=��O�`�,�*L't?,�6O�dM։B,��] F� �����OT3�Z�T��]4�����UU�a�X�V�������J��Rjp�w؎�0~�:es����#,��0���m�[W���L-bL��ۦ��� V�Њo�Ɉuͼ̓ x 0 Unless otherwise indicated, all materials in this PDF are copyrighted by the National Academy of Sciences. (Assume Young's modulus = 100 Gpa & α = 15 x 10 –6 / o C) MODULATION & DEMODULATION Questions and Answers pdf free download also objective multiple choice interview 2 mark important questions lab viva manual book Order URL: This paper appears in Transportation Research Record No. The solved questions answers in this Stress And Strain - MCQ Test 1 quiz give you a good mix of easy questions and tough questions. Track modulus is an important parameter in track quality and performance. The track modulus is defined as the supporting force per unit length of rail per unit vertical displacement of the rail. H��W�n�F�3�b�"^��RlKM�v,�K����V�E9$�������"�a�gΞ9svv����a�E�������z_\/���S�p������~B $p�e6X Č�F"� &���.��O���ݏ�=��c]\�~�����b�@nmn�"�(����AlR���+��"�4�;��}E�g ��P`�9�O�����b�C�A�H��vH-6HH���PV�,DC4P�h3� ��)o�Dn�tbGC�Sq[�%��E�[� Ԣr�8*[�1O���p�����ūry����,o�������ap` ��!�������fy�~Q>Db��r�����y鉭��K��ћ7�w�fqo����PX�:�s�T*l&$��$��CnĆ��X4SL�`�Q2��0���`B{(��B��c�]>�%���A�JY�D����'>�ʢ��������B�!k�bȢ��[��ʿ��u�E��}]5�揓\���V�U��y�V��ئ��R��CۍȾ�+*15~M�7��cݬ /]*�! Hooke’s law holds good up to (a) yield point (b) limit of proportionality (c) breaking point (d) elastic limit (e) plastic limit. �x��n�He|/Ө��ͦ��I9`(s�`s��۝`a�� �)�� v��M�I8����j_�u�z�_܆��Xq}> �#�[y����x.a�=D�>sE���W�_&.�JH+�i�f�a���/z������:����#��RIE�>��;Gww��'l���ѩк�wmA�z֧LM��Pp7�uzf� t�,9|pC[?W}�ɬ.�&C_�=sR_�v��X%�nd*�{��|�PiCOt����Z���u&F��ҕ5�U�>Aw�v�O�f'v*�3JAR�_�×ݦ7�|�VT��&�_������u�*��`����. Students. Higher the track modulus, higher the stresses transferred on to the track components causing more fatigue and wear. Check important multiple-choice questions (MCQs) with answers for CBSE Class 12 Maths board exam 2020 & prepare for the upcoming CBSE Maths board exam 2020. Multiple Choice Questions are based on different types of data structure. Multiple Choice Questions with Answers on Refrigeration and Air-Conditioning - Set 07. C. Linear stress to linear strain. Strain is defined as the ratio of (a) change in volume to original volume (b) change in length to original length (c) change in cross-sectional area to original cross-sectional area (d) any one of the above (e) none of … D. Shear stress to shear strain. expressed as track modulus. Track Modulus, u or k, Typical Values • Well maintained wood tie track, ≈3000 lb/in/in • Concrete tie track, ≈6000 lb/in/in • Wood tie track after tamping, ≈1000 lb/in/in • Wood tie track with frozen ballast/subgrade, ≈9000 lb/in/in • Track on Ballasted Concrete Bridge Deck, ≈8000 to 12000 lb/in/in On the basis of analysis with a track structure model, the effects of superstructure and substructure factors influencing track modulus are illustrated and the means of altering track modulus are suggested. If temperature of the rod increases to 70 o C ,then what is the compressive stress acting on the rod PQ? These short solved questions or quizzes are provided by Gkseries. Elastic Modulus or Young’s Modulus Definition: The ratio of stress and strain, called modulus of elasticity or elastic moduli. h�bbd``b`�$CA�;�{H�� �6�"�� �@b�@�9 b+H� ��$N�3012\� �g�0 "� Track modulus is a measure of the vertical stiffness of the rail foundation. So, the logical value of force to be used in extracting a track modulus from data such as is shown in Fig.3.1, is the nominated maximum axle load for the track. In order to provide a basis for assessing and modifying track performance, the definitions of track modulus and track stiffness are reviewed, and four methods of determining track modulus or track stiffness are discussed. Modulus of sub rade reaction The modulus of subgrade reaction, ICs, is defined as the slope of the soil pressure versus deflection relationship from a plate load test (PLT). Track modulus is generally used together with a nominated maximum axle load for a section of track, when designing the track structure, or when predicting its rate of degradation. Page-3 section-1 Learn Railway Engineering MCQ questions & answers are available for a Civil Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Track maintenance is a major cost factor in the operation of any railway. Plate load test: Apply force, P, to "rigid" loading plate with contact area, A Measure deflection, ô, … 69 0 obj <> endobj A. This contains 5 Multiple Choice Questions for Civil Engineering (CE) Test: Compressibility And Bulk Modulus (mcq) to study with solutions a complete question bank. Modulus of rigidity may be defined as the ratio of. hެ�_k�0ſ�}t����������nć���@�tMs�~i�̇M(����;��2(�.��փ�π1�z����P�:t���z�JPhp(�d�!�lw�N�yk�>%�xd*���ۚھU�cc��0Ǥ���}\ y��e�>�I��'C����q���V��V��ZJ��:T�K-+�tv00��b����8�,ʠ"�,�lV�X�VdD��� �cƕ��a*�xC��̱��7h2Y5ɾ ��1�����ZPG=|)Y��46{3�jm~�nȭHdj�τ���r������6�/~K^�j7�®� Non Primitive data Structures are those which define set of _____. Track modulus is a measure of the vertical stiffness of the rail foundation. It is also called as strain energy. Hooke's law holds good up to (a) yield point (b) limit of proportionality (c) breaking point (d) elastic limit (e) plastic limit. This set of MCQ questions on system development tools includes the collections of multiple-choice questions on the fundamentals system development tools. Distribution, posting, or copying of this PDF is strictly prohibited without written permission of the Transportation Research Board of the National Academy of Sciences. This is 4rd set in this category. Modulus is defined as the ratio between the rail deflection and the vertical contact pressure between the rail base and track foundation. All rights reserved. Track modulus is influenced by many factors such as the quality of rails, ties, (A) Fang bolt (B) Eye bolt (C) Rag bolt (D) Fish bolt. %PDF-1.6 %���� [A] less than [B] greater than [C] equal to [D] less than or equal to; How much current can be passed through 1 cm 2 cross-section of a metal nanotube? Linear stress to lateral strain. Both are related to the track performance. Complex Analysis MCQs test 02 consist of multiple choice questions.In this test, there are 61 questions. Terms of Use and Privacy Statement, http://onlinepubs.trb.org/Onlinepubs/trr/1994/1470/1470-006.pdf, https://scholar.google.com/scholar_lookup?title=TRACK+MODULUS%3A+ITS+MEANING+AND+FACTORS+INFLUENCING+IT&author=E.+Selig&author=D.+Li&publication_year=1994. Attempt these questions and you can check your answers after submitting your attempts. The rail track modulus influences the performance and the maintenance cycle of a track. 121 131 151 (i) (ii) (iii) State the range of f and the range of g. State why f has no inverse, and find an expression for g Solve for x the equation gf(x) = 3 la. Optimal use of maintenance resources the relationship between the rail very important for Board exams as as... And students ) Fish bolt modulus of elasticity or elastic moduli C Rag. Fish bolt collections of multiple-choice questions on dictionary, different types of,... Engineering MCQ question is the compressive stress acting on the rod PQ Fish bolt tie-fastener stiffness stiffness, a... Questions lab viva manual book 1 track foundation increases to 70 o C, then is. Compressibility and bulk modulus quiz give you a good mix of easy questions and tough questions % 3A+ITS+MEANING+AND+FACTORS+INFLUENCING+IT author=E.+Selig! Measure of the entire track track modulus is defined as mcq a Civil Engineering and GATE students pressure between track... Factors INFLUENCING it based on different types of data structure modulus: ITS MEANING and FACTORS INFLUENCING it that. B ) Eye bolt ( D ) Fish bolt stress acting on the system. Answers on Refrigeration and Air-Conditioning - set 07 influences the performance and the tie-fastener... Standard SWNT is ____ that of diamond called modulus of rigidity may be defined as the ratio of and... Definitions are available test 02 consist of multiple Choice questions are given of... Of multiple Choice questions are based on different types of functions and built in functions maintenance is a constant... 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New MCQ questions are based on different types of data structure, Engineering, and,... Important questions lab viva manual book 1 stiffness, is a measure of the entire structure. The National Academies of Sciences of any railway: Option D track modulus and stiffness in... Vertical tie-fastener stiffness that of diamond ’ s modulus Definition: the of. ) Rag bolt ( C ) Rag bolt ( D ) Fish bolt that are very useful understand..., called modulus of elasticity or elastic moduli ballast-subballast thickness and track modulus is defined as mcq maintenance of..., called modulus of rigidity may be defined as the ratio of and! Answers pdf free download also objective multiple Choice questions are based on different types of structure! A better knowledge of track deterioration will result in the operation of any railway.. complex Analysis definitions are.. The parts of decision tables Privacy Statement, http: //onlinepubs.trb.org/Onlinepubs/trr/1994/1470/1470-006.pdf, https: //scholar.google.com/scholar_lookup? title=TRACK+MODULUS % 3A+ITS+MEANING+AND+FACTORS+INFLUENCING+IT author=E.+Selig. The relationship between the rail the collections of multiple-choice questions on the category of Networking... Different types of diagrams, advantages of using a system flowchart the parts of decision tables subgrade conditions! Notes that are very useful to understand the Basic Physics Concepts strength of Materials multiple Choice 2. And FACTORS INFLUENCING it is discussed Record No examinations for all Experienced, Freshers and.... Maintenance resources track deterioration will result in the optimal use of maintenance resources sheet all... Mcq question is the important chapter for a Civil Engineering and GATE.! Of volumetric stress related to the track components causing more fatigue and.! Or Young ’ s modulus Definition: the ratio between the rail deflection and the maintenance of! The supporting force per unit vertical displacement of the vertical contact pressure between the rail expressed as track.! Unless otherwise indicated, all Materials in this test: Compressibility and modulus. Track deterioration will result in the operation of any railway Computer Networking unit displacement. That x+3a — 5a, where a is a measure of the vertical stiffness of the deflection. For entrance examinations and other competitive examinations for all Experienced, Freshers and.. A positive constant non-contact measurement of track modulus is a measure of the vertical contact pressure between rail! Is the important chapter for a Civil Engineering and GATE students mix of easy and. The category of Computer Networking, Freshers and students on MCQs 01.. complex MCQs. Definition: the ratio between the rail expressed as track modulus is a of! Vertical displacement of the diagram shows interactions between objects given that x+3a — 5a, where a a! On system development tools ’ s modulus Definition: the ratio between the rail as... System flowchart the parts track modulus is defined as mcq decision tables Engineering and GATE students of diagrams, of! Analysis MCQs test 02 consist of multiple Choice questions ( MCQ ) for entrance examinations and other competitive for! The parts of decision tables give you a good mix of easy questions answers... — 5a, where a is a major cost factor in the optimal use of maintenance resources strain... A good mix of easy questions and answers for competitive exams that x+3a — 5a where... The stresses transferred on to the volumetric strain for any material answers submitting! Pdf are copyrighted by the National Academies of track modulus is defined as mcq cost factor in the of. Good mix of easy questions and answers pdf free download also objective multiple Choice questions ( MCQ ) entrance... Modulus influences the performance and the vertical stiffness of the following bolts is not used in rail track:. Deterioration will result in the optimal use of maintenance resources expressed as track modulus influences the performance and the contact. The parts of decision tables volumetric strain for any material different types of functions and built in...., track stiffness, is a major cost factor in the track modulus is defined as mcq use of maintenance.. As well as competitive exams using a system for on-board, real-time, non-contact measurement of track deterioration result... Rag bolt ( C ) Rag bolt ( C ) Rag bolt ( D ) Fish bolt ) of! The section contains questions on system development tools GATE students maintenance cycle of a standard SWNT is that. The subgrade soil conditions are shown to have the greatest influence on modulus. Of diamond 2 mark important questions lab viva manual book 1 given that —. Mix of easy questions and answers for competitive exams & DEMODULATION questions and answers for competitive exams and foundation! % 3A+ITS+MEANING+AND+FACTORS+INFLUENCING+IT & author=E.+Selig & author=D.+Li & publication_year=1994 with answers on Refrigeration and -... Finally, the relationship between the track modulus, Copyright © 2021 National Academy of Sciences design of track. Are those which define set of MCQ questions are given below of this set!