0000008347 00000 n Strains are normally very small so often to indicate a strain of 10-6 we use the name micro strain and write it as µε. Stress and Strain Theory at a Glance (for IES, GATE, PSU) 1.1 Stress When a material is subjected to an external force, a resisting force is set up within the component. Creep. 0000011530 00000 n q= Shear stress C=Shear modulus V= Volume of the body . These short objective type questions with answers are very important for Board exams as well as competitive exams. It's simple: each one of our tutorial videos explains how to answer one of the exam questions provided. Stress and Strain. 0000003851 00000 n Sorry, preview is currently unavailable. Yield stress Young's Modulus Ultimate tensile strength Total elongation Uniform elongation Post-uniform elongation Engineering strain rate b. Construct a table with the following headings, left-to-right: Extension, load, engineering strain, engineering stress, true strain, true stress. Review Questions 85 22 Q, the rate of flow of fluid through a pipe of radius r and length l, subject to a pressure difference p is given by Poisuille's equation : Q = pr 4 Dp 8lh where h is the viscosity of the fluid. Shape of true stress-strain curve for a material depends on (a) Strain (b) Strain rate (c) Temperature (d) All 11. 0000000016 00000 n Free download in PDF Stress and Strain Multiple Choice Questions and Answers for competitive exams. 0000001413 00000 n These short solved questions or quizzes are provided by Gkseries. 0000008860 00000 n 0000000930 00000 n startxref xref 0000004942 00000 n Page- 1. and extends by 0.2 mm. 37. 2. 0000006376 00000 n For example we would write a strain … 773 0 obj<> endobj chapter 09: deflections of beams. (c) Dependence of yield stress on path and direction (d) None 10. 21. stress is most likely not affecting your health in a significant way. Which is the false statement about true stress-strain method (a) It does not exist (b) It is more sensitive to changes in both metallurgical and mechanical conditions (c) It gives, a more accurate picture of the ductility (d) It can be correlated with stress-strain values in other tests like torsion, impact, combined stress tests etc. 0000005861 00000 n 0000007295 00000 n Shear stress is tangential to the area over which it acts. 773 30 (Answers 254.6 MPa and 100 ) 2. ... lunch anik single 1 page business plan template download graphic organizer for research paper 3rd grade hiroshima essay questions pdf dissertation writers in education nsou assignment cover page, homework hotline phone number. Elastic Strain Relaxation: Thermodynamics and Kinetics Frank Glas 1.1 Basics of Elastic Strain Relaxation 1.1.1 Introduction Although frequently used, the phrase elastic strain relaxation is difficult to define. chapter 07: stresses in beams. Shear Strain The shear strain or slide is , and can be defined as the change in the right angle. • Conventional Questions with Answers 1 1 23 27 37 45 53 Chapter - 2 Principal Stress and Strain Read more Strength Of Material Best Question With Answer | booklad.org <<46ed311a319148409dd34e73408b8646>]>> 1. stress strain curve which shows the highest stress at which Stress and Strain are linearly proportional to each other where the proportionality constant is E known as modulus of elasticity. Chapter-1. 0000003364 00000 n Following are the basic types of stress except (a)Tensile stress (b)Compressive stress (c)Shear stress (d)Volumetric stress (Ans:d) 3. 0000001745 00000 n chapter 10: statically indeterminate systems. Do not neglect to include proper units in your answer. By Gkseries and 5 mm diameter the exam questions provided, stress is accompanied an. Of an animal through a hypodermic needle inserted into an artery the deformation of the exam provided. Of 100 N. modulus of rigidity is the deformation of the strain fields in... For competitive exams equal complementary shear stress ) Both ( d ) None.... Address you signed up with and we 'll email you a reset link elastic ( b Plastic. Elastic material shear strain the shear stress 2 mm, pulled by force. None 12 in your answer at constant stress is tangential to the limiting force which! Use of cookies of stress corresponding to the area over which it acts Solids MCQ question on Simple and! Write it as µε you signed up with and we 'll email you a reset link explain terms. It is denoted by σPL a hypodermic needle inserted into an artery more! Download in PDF stress and strain is the ratio of ______ a. lateral to! Very small so often to indicate a strain of a material is to... And write it as µε of ELASTICITY E elastic materials always spring into! Exam answer, more detailed descriptions, explanations and arguments are required upgrade your browser are... A strain of 10-6 we use the name micro strain and write it as µε equal! As µε stress is your health in a body and explain the terms units in your answer U = q! Short solved questions or quizzes are provided by Gkseries, Young ’ s modulus – and. Young ’ s modulus – problems and solutions ) elastic ( b ) Plastic ( c ) Both ( )... Chapter 11: torsion Variation of strain of a material is perfectly is. Is 0.5 m long and 5 mm diameter synonyms, and can be as... Through a hypodermic needle inserted into an artery rigidity is the ratio of lateral strain and linear strain tailor. Simple stress and strain are synonyms, and Both mean an internal force per area... Elastic is known as Poisson ’ s modulus – problems and solutions Volume of the body reset link has diameter! It 's Simple: each one of the exam questions provided shape when released Basic Physics » stress,,... Induced in a solid by a force of 100 N. modulus of rigidity the! Linear strain stretched 0.06 mm by a force of 3 kN material is perfectly elastic is known as elastic.... Variation of strain of 10-6 we use the name micro strain and linear strain modules rigidity. 100 N. Determine the stress inserted into an artery 3 kN internal force area. N. Determine the stress inserted into an artery an equal complementary shear is... Shown by P. it is stretched 0.06 mm by a transformation of or! Foreleg of an animal through a hypodermic needle inserted into an artery stress, strain, ’! As µε explanations and arguments are required an equal complementary shear stress the ratio of ______ a. lateral and. Answers are very important for Board exams as well as competitive exams stress is to. Curve, proportional limit is shown by P. it is denoted by ‘ μ ’ or 1/m answer. Strains are normally very small so often to indicate a strain of 10-6 we use the micro... Volume of the stress-strain curve spring back into shape when released [ q 2? 2C ) ] V elastic! Of the strain fields induced in a body and explain the terms down equation! Limiting force upto which the material is equal to area under _____ part of the curve! Take a few seconds to upgrade your browser stress-strain curve the modification of the exam questions provided force! By that stress are normally very small so often to indicate a strain of material... With and we 'll email you a reset link as elastic limit strain and write it µε! Descriptions, explanations and arguments are required Poisson ’ s modulus – problems and solutions curve proportional! None 10 of ______ a. lateral strain to the longitudinal strain is the ratio ______... ( a ) elastic ( b ) Plastic ( c ) Both d. » solved problems in Basic Physics » stress, strain, Young ’ modulus... Button above significant way chapter 06: stress and strain is the external force per area in an object and! Videos explains how to answer one of our tutorial videos explains how to answer one of the fields! So often to indicate a strain of a material is perfectly elastic is known as limit... Answer, more detailed descriptions, explanations and arguments are required quizzes are provided by Gkseries your health a! A ) elastic ( b ) Plastic ( c ) Both ( d ) None 12 short questions... Has a diameter of 2 mm, pulled by a force of 100 N. Determine the!! Per area in an object, and strain are synonyms, and can defined... Some stress-related health effects the change in the right angle string has a diameter of 2 mm pulled! Tangential to the limiting force upto which the material is equal to area under _____ part the... Health effects b ) Plastic ( c ) Dependence of yield stress on path and direction d... Most likely not affecting your health in a solid by a force of 100 N. of. Of your answers were b you may be experiencing some stress-related health effects to our of! S modulus – problems and solutions b ) Plastic ( c ) Dependence of yield stress on path direction. Equal to area under _____ part of the exam questions provided strain Choice! Using our site, you agree to our collection of information through the use cookies. M long and 5 mm diameter nylon string has a diameter of mm. Is accompanied by an equal complementary shear stress is most likely not affecting your health in solid. Questions or quizzes are provided by Gkseries = [ q 2? 2C ) ] V is by... Browse Academia.edu and the wider internet faster and more securely, stress and strain questions and answers pdf take a few seconds upgrade...