What do the holes and sharp transitions at a cross-section create?

Q: Explain steps of normalizing process, annealing process, hardening process and tempering process…

A: Normalizing process: It occurs in 3 stages. Heating: Steel is uniformly heated at a temperature…

Q: How can the dislocation multiplication occurs by Frank Read source?

A: At low temperatures, the plastic deformation of a crystalline material occurs by dislocation…

Q: 5. (a) Which of the following has the highest energy, and which has the lowest energy? Give your…

A: Surface and grain boundary defects of a structural nature arise from a change in the stacking of…

Q: Solidification cracking in weldments occurs at 1) moderate temperature 2) very high temperature 3)…

A: Given :-  Solidification cracking in weldments occurs at 1) moderate temperature 2) very high…

Q: How can we develop a method for finding the support reactions?

A:

Q: Describe the method of superposition?

A: Method of superposition: It is a method used to determine the deflection and slope in a beam due to…

Q: Name of the welding defect shown in figure is

A: The defect is incomplete fusion  Which occur due to rapid welding .

Q: Distorted grains are completely removed and fresh new grains are formed in Cold Working Select one:…

A: In cold working process the plastic deformation of the material takes place under low temperature…

Q: Describe the conditions that favor cutting of a particle vs. looping of a dislocation around a…

A: The cutting of particles versus looping of dislocation around a particle is a condition that finds…

Q: What are ratchet lines, and how are they arranged with respect to the fatigue crack front and any…

A: Ratchet lines are steps in fatigue fracture surfaces  that originate  from the interaction between…

Q: tal removal rate of 1 cm³/min. Assuming that ator n = 56 g, valency at which dissolution occurs

A:

Q: i need the answer quickly

A: Permissible stress is stress which produces due to pressure or forces which does not exceed the…

Q: What cross-sectional property is influenced by the size effect factor between the depth and width of…

A: The properties that get affected by the depth and the width of the member are given below: (A) The…

Q: What is staircase effect? A welding operation on an aluminum alloy makes a groove weld. The…

A: (a) Staircase effect: Staircase effect impact alludes to the wonder where a predesigned bended…

Q: When is the method of superposition used?

A: Method of Superposition: The method of superposition is used to determine the deflection of beams…

Q: How many phases occur in the following micrographs?

A: Answer-  In figure 1 The number of phases occur as three phases.

Q: in the diagram below, which one of the temperatures cannot be used for hot metal forming?

A: The temperature below the recrystallisation temperature the hot forming process can not be done.

Q: How can we assure that the beam will resist shear, especially at the points where concentrated loads…

A: cocentrated load is a point load

Q: (Textbook: page 51, 9) Welds, machining tool marks, and stress reversals, such as those in rotating…

A: Welds, machine tool marks and stress reversals can cause a progressive failure even in a lightly…

Q: For the case of a center notched panel that is loaded by concentrated forces acting at the crack…

A: Notched part in a component is the weakest part because at this part the inducement of stresses is…

Q: what does metal transfer mean?

A: In metal cutting we are dealing with the rubbing of the chip against the cutting edge. In scratching…

Q: What are Foilsim's limits in terms of generating precise Cl and Cd estimates

A: FoilSim is an interactive simulation programme that calculates the airflow around various airfoil…

Crystalline Imperfections

The crystalline imperfections are described as the geometrical defects in the crystal due to incorrect arrangement of atoms, impurity, vacancy, and many more. It is not possible to achieve a perfect or ideal crystal, practically.