Hooke’s law states that _________ a) stress is always proportional to strain b) stress is proportional to strain before ultimate tensile strength c) stress is proportional to strain under elastic limit d) stress and strain are never directly proportional

Q: Which of the following statements is true? 8 N mm-² Stress (N mmn-²) Material A Material B

A: Materials A and B have the same Young's modulus of elasticity                   -:  Incorrect…

Q: The material for the 58-mm-long specimen has the stress–strain diagram shown. A) If P = 150 kN is…

A:

Q: QUESTION 16 The T-beam is made of a nylon. The allowable stress is 24 MPa in tension and 30 MPa in…

A: The area of the top section will be, A1=80×30 ⇒A1=2400 mm2 And the area of the bottom section will…

Q: me rigid pipe is supported by a pin at A and an A-36 steel guy wire BD gure Part A 4 ft био μA B…

A: Have a look

Q: What is the stress? a) It is force per unit area and can be expressed as the ratio of the applied…

A:

Q: A Strain Strain Stress Stress B.

A: Correct option is A  i e material A is stronger than B .

Q: The stress-strain graphs for materials A and B are shown below. The graphs are drawn to the same…

A: Hook's Law :  When an external force  applied to the material, It deforms. This means that the…

Q: 13.) The following relation is stated by Hooke's law? a) Stress is directly proportional to strain…

A: According to Hooke's law Force (F) = -kx .... Equation (1) Here, k is spring constant  x is…

Q: The modulus of elasticity for mild steel is approximately equal to:    A) 210 kN/mm2 B) 100 kN/mm2…

A: An elastic modulus is a quantity that measures the substance resistance to being deformed…

Q: elastic plastic, 0 0.002 0.004 0.006 0.008 Strain & (mm/mm) Why is there a common behavior between…

A: Why there is common behavior between plastic and elastic.

Q: Below are the stress-strain graphs of 3 different materials. Which of these materials has the…

A: Given, Graph between stress and strain as we know that from hooks law that young…

Q: What will be the shear stress value?

A: Apply Hooke law of elasticity

Q: Explain about Tensile and Compressive Stress and Strain.

A:

Q: If the deformation produced in 20 mm length rod is 0.085 mm, the strain is equal to: Select one: a.…

A: (d) 0.00425

Q: QUESTION 18 The stress-strain graphs for materials A and B are shown below. The graphs are drawn to…

A: Given : Stress - Strain graphs for materials A and B

Q: a. ML-1T-2 b. ML2T-2 c. MLT-2 d. MLT-1 e. ML-1T-

A: The process of parallel layers sliding past each other is known as shearing. A pile of papers, a…

Q: The 3 nails in the figure can withstand an average shear stress of 40 MPa. Determine the shear…

A: Write the given values with the suitable variables. τ=40 MPa=40×106 Par=4 mm=4×10-3 m Here, τ and r…

Q: In the linear region of the Strain vs. Stress diagram is called Elastic Modulus * True False

A:

Q: The Hooke's law is valid for: A) only proportional region of the stress strain curve B) entire…

A: Solution: Hooke's law is given as,

Q: The stress-strain graphs for materials X and Y are shown. Strain Strain graphs are drawn to the same…

A: ( a ) Comparing the two graphs we can infer that the stress on X is greater than that on Y for the…

Q: When a glass bottle full of vinegar warms up, both the vinegar and the glass expand, but the vinegar…

A: To determine: Why does a glass bottle fit with vinegar breaks when it is filled with tightly capped…

Q: The equation which related stress o to strain e is similar to: a. Newton's second law F = ma %3D b.…

A: We need to identify equation which relate stress and strain Hooke law(in terms of stress and…

Q: a) Explain how the testing conducted and elaborate all the points given in diagram.

A:

Q: Tensile strain is the ratio between increase in length and original length

A: Tensile strain is the ratio between increase in the length and original length