The point on stress-strain curve at which strain begins to increase even without increase in stress is called……

The point on stress-strain curve at which strain begins to increase even without increase in stress is called……
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The point on stress-strain curve at which strain begins to increase even without increase in stress is called ... (C) breaking point (D) neck point
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Select the incorrect statement from the following In eccentrically loaded columns, [ A ] The tensile strength of concrete is ignored [ B ] Design stress – strain curve for steel in compression is the same as in tension [ C ] The strain at different points in the section will be same [ D ] Plane section remain plane even after bending

Description : Select the incorrect statement from the following In eccentrically loaded columns, [ A ] The tensile strength of concrete is ignored [ B ] Design stress - strain curve for steel in compression is the ... different points in the section will be same [ D ] Plane section remain plane even after bending

Last Answer : [ C ] The strain at different points in the section will be same

Stress strain curve of high tensile steel (A) Has a definite yield point (B) Does not show definite yield point but yield point is defined by 0.1% proof stress (C) Does not show definite yield point but yield point is defined by 0.2% proof stress (D) Does not show definite yield point but yield point is defined by 2% proof stress,

Description : Stress strain curve of high tensile steel (A) Has a definite yield point (B) Does not show definite yield point but yield point is defined by 0.1% proof stress (C) Does not show definite yield ... proof stress (D) Does not show definite yield point but yield point is defined by 2% proof stress,

Last Answer : Answer: Option C

Consider the following salient points in a stress-strain curve of a mild steel bar: 1. Yield point 2. Braking point 3. Yield plateau 4 . Proportionality limit 5. Ultimate point The correct sequence in which they occur while testing the mild steel bar in tension from initial zero strain to failure is (a) 4, 1, 2, 3 and 5 (b) 1, 4, 3, 5 and 2 (c) 4, 1, 3, 5 and 2 (d) 1, 4, 2, 3 and 5

Description : Consider the following salient points in a stress-strain curve of a mild steel bar: 1. Yield point 2. Braking point 3. Yield plateau 4 . Proportionality limit 5. Ultimate point The correct sequence in which they occur while testing the mild ... , 5 and 2 (c) 4, 1, 3, 5 and 2 (d) 1, 4, 2, 3 and 5

Last Answer : (c) 4, 1, 3, 5 and 2

The area under stress-strain curve represents a.Hardness of material b.Breaking strength of the material c.Energy required to cause failure d.Toughness of material e.Malleabbility of material

Description : The area under stress-strain curve represents a.Hardness of material b.Breaking strength of the material c.Energy required to cause failure d.Toughness of material e.Malleabbility of material

Last Answer : c. Energy required to cause failure

An elastic behaviour of materials is expressed in terms of (A) Hysteresis loop area (B) Stress-strain curve (C) Relaxation time

Description : An elastic behaviour of materials is expressed in terms of (A) Hysteresis loop area (B) Stress-strain curve (C) Relaxation time

Last Answer : (C) Relaxation time

Hooke's law (A) Applies to elastic deformation (B) Applies beyond limit of proportionality in stress-strain curve (C) States that stress is inversely proportional to strain upto elastic limit (D) None of these

Description : Hooke's law (A) Applies to elastic deformation (B) Applies beyond limit of proportionality in stress-strain curve (C) States that stress is inversely proportional to strain upto elastic limit (D) None of these

Last Answer : (A) Applies to elastic deformation

16. The shear stress-strain graph for a Non-Newtonian fluid is a curve. A) Correct B) Incorrect

Description : 16. The shear stress-strain graph for a Non-Newtonian fluid is a curve. A) Correct B) Incorrect

Last Answer : A

The shear stress-strain graph for a Newtonian fluid is a (A) Straight line (B) Parabolic curve (C) Hyperbolic curve (D) Elliptical

Description : The shear stress-strain graph for a Newtonian fluid is a (A) Straight line (B) Parabolic curve (C) Hyperbolic curve (D) Elliptical

Last Answer : Answer: Option A

What Are The Points In The Stress Strain Curve For Steel?

Description : What Are The Points In The Stress Strain Curve For Steel?

Last Answer : Proportional limit, elastic limit or yield point, ultimate stress and stress at failure.

Consider the following statements: 1. For a saturated soil, Skempton’s B-parameter is nearly equal to unity. 2. For an undisturbed sensitive clay, the stress-strain curve shows a peak. 3. Interlocking contributes significantly to the shearing strength in case of dense sand. Which of these statements are correct? (a) 1, 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Description : Consider the following statements: 1. For a saturated soil, Skempton's B-parameter is nearly equal to unity. 2. For an undisturbed sensitive clay, the stress-strain curve shows a peak. 3. Interlocking contributes significantly to the shearing ... 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Last Answer : (a) 1, 2 & 3

The compression in steel (fS) at failure for Fe - 415 grade steel using stress-strain curve shall be [ A ] 0.87 fy [ B ] 0.75 fy [ C ] 0.45 fy [ D ] 0.55 fy

Description : The compression in steel (fS) at failure for Fe - 415 grade steel using stress-strain curve shall be [ A ] 0.87 fy [ B ] 0.75 fy [ C ] 0.45 fy [ D ] 0.55 fy

Last Answer : [ B ] 0.75 fy

The theoretical stress-strain curve of the concrete in the Limit State design of structures is correspondingly reduced by the factor [ A ] 0.35 [ B ] 0.5 [ C ] 0.67 [ D ] 0.75

Description : The theoretical stress-strain curve of the concrete in the Limit State design of structures is correspondingly reduced by the factor [ A ] 0.35 [ B ] 0.5 [ C ] 0.67 [ D ] 0.75

Last Answer : [ C ] 0.67

The stress-strain curve concrete in compression follows [ A ] a straight line [ B ] a rectangular parabolic curve [ C ] a semi circular arc [ D ] a cubic parabola

Description : The stress-strain curve concrete in compression follows [ A ] a straight line [ B ] a rectangular parabolic curve [ C ] a semi circular arc [ D ] a cubic parabola

Last Answer : [ B ] a rectangular parabolic curve

The theoretical stress-strain curve of the concrete in the Limit State design of structures is correspondingly reduced by the factor [ A ] 0.35 [ B ] 0.5 [ C ] 0.67 [ D ] 0.75

Description : The theoretical stress-strain curve of the concrete in the Limit State design of structures is correspondingly reduced by the factor [ A ] 0.35 [ B ] 0.5 [ C ] 0.67 [ D ] 0.75

Last Answer : [ C ] 0.67

The stress-strain curve concrete in compression follows [ A ] a straight line [ B ] a rectangular parabolic curve [ C ] a semi circular arc [ D ] a cubic parabola

Description : The stress-strain curve concrete in compression follows [ A ] a straight line [ B ] a rectangular parabolic curve [ C ] a semi circular arc [ D ] a cubic parabola

Last Answer : [ B ] a rectangular parabolic curve

Which stress strain curve is more steep (a) For a ductile material (b) For a brittle material (c) For a pure metal (d) None

Description : Which stress strain curve is more steep (a) For a ductile material (b) For a brittle material (c) For a pure metal (d) None

Last Answer : b) For a brittle material

Linear stress strain curve is for a (a) Load ∞ displacement (b) Load ∞ ( 1/displacement) (c) Load = ( displacement)2 (d) None

Description : Linear stress strain curve is for a (a) Load ∞ displacement (b) Load ∞ ( 1/displacement) (c) Load = ( displacement)2 (d) None

Last Answer : (a) Load ∞ displacement

State any two uses of each of the following. (i) Stress-strain diagram (ii) S-N curve

Description : State any two uses of each of the following. (i) Stress-strain diagram (ii) S-N curve

Last Answer : (i) Stress-Strain diagram: 1. Stress-strain diagram is used to find out strength, elasticity, stiffness, ductility of material. 2. From stress-strain diagram, elongation of material is found out. 3 ... . 3. It is used to find out Effect of Surface Finish on Endurance Limit-Surface Finish Factor.

When a firm enters the law of diminishing returns to scale (a) TVC curve begins to fall at an increasing rate (b) TVC curve begins to increase at an increasing rate (c) TVC curve begins to fall at an decreasing rate (d) TVC curve begins to increase at an decreasing rate

Description : When a firm enters the law of diminishing returns to scale (a) TVC curve begins to fall at an increasing rate (b) TVC curve begins to increase at an increasing rate (c) TVC curve begins to fall at an decreasing rate (d) TVC curve begins to increase at an decreasing rate

Last Answer : (a) TVC curve begins to fall at an increasing rate 

The point on the current curve of a gallium-arsenide semiconductor at which it begins to exhibit negative resistance is called what?

Description : The point on the current curve of a gallium-arsenide semiconductor at which it begins to exhibit negative resistance is called what?

Last Answer : Threshold.

Increase-strain curve of concrete is (a) A perfect straight line upto failure (b) Straight line up to 0.002% strain value and then parabolic upto failure (c) Nearly parabolic up to 0.002% strain value and the a straight line upto failure (d) Hyperbolic up to 0.002% strain value and then a straight line upto failure

Description : Increase-strain curve of concrete is (a) A perfect straight line upto failure (b) Straight line up to 0.002% strain value and then parabolic upto failure (c) Nearly parabolic up to 0.002% strain ... line upto failure (d) Hyperbolic up to 0.002% strain value and then a straight line upto failure

Last Answer : (c) Nearly parabolic up to 0.002% strain value and the a straight line upto failure

Fractional increase in original length is called A. stress B. strain C. tensile force D. compression

Description : Fractional increase in original length is called A. stress B. strain C. tensile force D. compression

Last Answer : strain

Bulk modulus of a fluid is the ratio of (A) Shear stress to shear strain (B) Increase in volume to the viscosity of fluid (C) Increase in pressure to the volumetric strain (D) Critical velocity to the viscosity of fluid

Description : Bulk modulus of a fluid is the ratio of (A) Shear stress to shear strain (B) Increase in volume to the viscosity of fluid (C) Increase in pressure to the volumetric strain (D) Critical velocity to the viscosity of fluid

Last Answer : Answer: Option C

The strain energy stored in a spring when subjected to greatest load without being permanently distorted, is called (A) Stiffness (B) Proof resilience (C) Proof stress (D) Proof load

Description : The strain energy stored in a spring when subjected to greatest load without being permanently  distorted, is called  (A) Stiffness  (B) Proof resilience  (C) Proof stress  (D) Proof load

Last Answer : (B) Proof resilience 

The statement : stress is proportional to strain, i.e. the Hooke’s law holds good upto (a) Elastic Limit (b) Proportional Limit (c) Plastic Limit (d) Yield point

Description : The statement : stress is proportional to strain, i.e. the Hooke’s law holds good upto (a) Elastic Limit (b) Proportional Limit (c) Plastic Limit (d) Yield point

Last Answer : (b) Proportional Limit

TVC curve begins to………with the onset of increasing returns (a) Rise at an increasing rate ; (b) Rise at an decreasing rate; (c) Fall at an Increasing rate ; (d) Stabilize

Description : TVC curve begins to………with the onset of increasing returns (a) Rise at an increasing rate ; (b) Rise at an decreasing rate; (c) Fall at an Increasing rate ; (d) Stabilize

Last Answer :  (b) Rise at an decreasing rate;

TVC curve begins to……….with the onset of diminishing returns (a) Rise at an Increasing rate ; (b) Rise at an decreasing rate; (c) Fall at an Increasing rate ; (d) Stabilize

Description : TVC curve begins to……….with the onset of diminishing returns (a) Rise at an Increasing rate ; (b) Rise at an decreasing rate; (c) Fall at an Increasing rate ; (d) Stabilize 

Last Answer : (a) Rise at an Increasing rate ; 

If a learner is 'ready’ when he begins a new task and the first teaching is good, his learning curve will probably rise Options: A) Rapidly with wide fluctuations B) Rapidly with slight fluctuations C) At a moderate but very uniform rate of speed D) Slowly but steadily

Description : If a learner is 'ready’ when he begins a new task and the first teaching is good, his learning curve will probably rise Options: A) Rapidly with wide fluctuations B) Rapidly with slight fluctuations C) At a moderate but very uniform rate of speed D) Slowly but steadily

Last Answer : B) Rapidly with slight fluctuations 

When a thin plate is subjected to loading in its own plane only, the condition is called _ a.plane stress b.plane strain c.zero stress d.zero strain

Description : When a thin plate is subjected to loading in its own plane only, the condition is called _ a.plane stress b.plane strain c.zero stress d.zero strain

Last Answer : a.plane stress

Energy in deformed solid is called A. stress energy B. potential energy C. kinetic energy D. strain energy

Description : Energy in deformed solid is called A. stress energy B. potential energy C. kinetic energy D. strain energy

Last Answer :  strain energy

The phenomenon of slow growth of strain under a steady tensile stress, is called (A) Yielding (B) Creeping (C) Breaking (D) None of these

Description : The phenomenon of slow growth of strain under a steady tensile stress, is called (A) Yielding (B) Creeping (C) Breaking (D) None of these

Last Answer : (B) Creeping

The ratio of stress to volumetric strain is called a) Shear Modulus b) Young’s Modulus c) Bulk Modulus d) Modulus of elasticity

Description : The ratio of stress to volumetric strain is called a) Shear Modulus b) Young’s Modulus c) Bulk Modulus d) Modulus of elasticity

Last Answer : c) Bulk Modulus

The deformation of a solid when stress is applied is called a) Strain b) Elasticity c) Rigidity d) Pressure

Description : The deformation of a solid when stress is applied is called a) Strain b) Elasticity c) Rigidity d) Pressure

Last Answer : a) Strain

The ability of a body to return to its original shape is called: a) Plasticity b) Elasticity c) Strain d) Stress

Description : The ability of a body to return to its original shape is called: a) Plasticity b) Elasticity c) Strain d) Stress

Last Answer : b) Elasticity

The graphical representation of variation of axial load on y axis and position of cross section along x axis is called as _____ (a) Bending moment diagram (b) Shear force diagram (c) Stress-strain diagram (d) Trust diagram

Description : The graphical representation of variation of axial load on y axis and position of cross section along x axis is called as _____ (a) Bending moment diagram (b) Shear force diagram (c) Stress-strain diagram (d) Trust diagram

Last Answer : (d) Trust diagram

The deformation per unit length is called (a) Strain (b) Stress (c) Elasticity (d) None of these

Description : The deformation per unit length is called (a) Strain (b) Stress (c) Elasticity (d) None of these

Last Answer : (a) Strain

For thermal analysis, the field variable is a.stress b.strain c.displacement d.Temperature

Description : For thermal analysis, the field variable is a.stress b.strain c.displacement d.Temperature

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State Hooke’s law. Draw a labelled graph of tensile stress against tensile strain for a metal wire

Description : State Hooke’s law. Draw a labelled graph of tensile stress against tensile strain for a metal wire

Last Answer : State Hooke's law. Draw a labelled graph of tensile stress against tensile strain for a metal wire up ... the region in which Hooke's law is obeyed.

Define stress and strain. What are their different types?

Description : Define stress and strain. What are their different types?

Last Answer : Define stress and strain. What are their different types?

Metal Steel is more elastic than rubber because _____. A. Its density is high B. It is a metal C. Ratio of stress to strain is more D. Ratio of stress to strain is less

Description : Metal Steel is more elastic than rubber because _____. A. Its density is high B. It is a metal C. Ratio of stress to strain is more D. Ratio of stress to strain is less

Last Answer : ANSWER: C

Steel is more elastic than rubber because _____. A. Its density is high B. It is a metal C. Ratio of stress to strain is more D. Ratio of stress to strain is less

Description : Steel is more elastic than rubber because _____. A. Its density is high B. It is a metal C. Ratio of stress to strain is more D. Ratio of stress to strain is less

Last Answer : ANSWER: C

What is Hooke's Law? (1) Stress is inversely proportional to strain. (2) Stress is directly proportional to strain. (3) Stress and strain are dependent on each other. (4) Stress and strain are independent of each other.

Description : What is Hooke's Law? (1) Stress is inversely proportional to strain. (2) Stress is directly proportional to strain. (3) Stress and strain are dependent on each other. (4) Stress and strain are independent of each other.

Last Answer : (2) Stress is directly proportional to strain. Explanation: Hooke's law is a principle of physics that states that the force (F) needed to extend or compress a spring by some distance X scales linearly with respect to that distance.

What is Hooke's Law? (1) Stress is inversely proportional to strain. (2) Stress is directly proportional to strain. (3) Stress and strain are dependent on each other. (4) Stress and strain are independent of each other.

Description : What is Hooke's Law? (1) Stress is inversely proportional to strain. (2) Stress is directly proportional to strain. (3) Stress and strain are dependent on each other. (4) Stress and strain are independent of each other.

Last Answer : (2) Stress is directly proportional to strain. Explanation: Hooke's law is a principle of physics that states that the force (F) needed to extend or compress a spring by some distance X scales linearly with respect to that distance.

What is Hooke’s Law? (1) Stress is inversely proportional to strain. (2) Stress is directly proportional to strain. (3) Stress and strain are dependent on each other. (4) Stress and strain are independent of each other.

Description : What is Hooke’s Law? (1) Stress is inversely proportional to strain. (2) Stress is directly proportional to strain. (3) Stress and strain are dependent on each other. (4) Stress and strain are independent of each other.

Last Answer : (2) Stress is directly proportional to strain. Explanation: Hooke’s law is a principle of physics that states that the force (F) needed to extend or compress a spring by some distance X scales linearly with respect to that distance.

The modulus of rigidity is the ratio of (1) Longitudinal stress to longitudinal strain (2) Volume stress to volume strain (3) Shearing stress to shearing strain (4) Tensile stress to tensile strain

Description : The modulus of rigidity is the ratio of (1) Longitudinal stress to longitudinal strain (2) Volume stress to volume strain (3) Shearing stress to shearing strain (4) Tensile stress to tensile strain

Last Answer : (3) Shearing stress to shearing strain Explanation: In materials science, shear modulus or modulus of rigidity, denoted by G, or sometimes S , is defined as the ratio of shear stress to the shear ... the case of an object that's shaped like a rectangular prism, it will deform into a parallelepiped.

What is the maximum value of deforming force upto which a material shows elastic property and above which the material loses it? (1) Elasticity (2) Strain (3) Elastic Limit (4) Stress

Description : What is the maximum value of deforming force upto which a material shows elastic property and above which the material loses it? (1) Elasticity (2) Strain (3) Elastic Limit (4) Stress

Last Answer : (3) Elastic Limit Explanation: The Maximum Extent to which a solid may be stretched without permanent alteration of size or shape.

What is the maximum value of deforming force up to which a material shows elastic property and above which the material loses it? (1) Elasticity (2) Strain (3) Elastic Limit (4) Stress

Description : What is the maximum value of deforming force up to which a material shows elastic property and above which the material loses it? (1) Elasticity (2) Strain (3) Elastic Limit (4) Stress

Last Answer : (4) Elastic Limit Explanation: The Maximum Extent to which a solid may be stretched without permanent alteration of size or shape.

All materials obey Hooke's law within elastic limit. When elastic limit is reached, the tensile strain (A) Increases very quickly (B) Decreases very quickly (C) Increases in proportion to stress (D) Decreases in proportion to stress

Description : All materials obey Hooke's law within elastic limit. When elastic limit is reached, the tensile strain (A) Increases very quickly (B) Decreases very quickly (C) Increases in proportion to stress (D) Decreases in proportion to stress

Last Answer : (A) Increases very quickly

(A) Percentage elongation (B) Yield strength (C) Ultimate strength (D) Area under stress-strain diagram

Description : (A) Percentage elongation (B) Yield strength (C) Ultimate strength (D) Area under stress-strain diagram

Last Answer : (B) Yield strength

In cold working of metal as compared to its hot working (A) Cracks and blow holes are eliminated (B) Ductility and impact strength improves (C) Appreciable strain hardening is produced (D) Yield stress, hardness and fatigue strength is not at all affected

Description : In cold working of metal as compared to its hot working (A) Cracks and blow holes are eliminated (B) Ductility and impact strength improves (C) Appreciable strain hardening is produced (D) Yield stress, hardness and fatigue strength is not at all affected

Last Answer : (C) Appreciable strain hardening is produced