The moment of Inertia for rectangular cross section is b * h3 h 12 b True False For the rectangular cross section shown, the value C is from the neutral axis to the top point of the * :cross section, which is equal to h=5 in b=3 in 2 in 2.5 in O 3 in

Q: Identify the material as shown in the figure.,

A:

Q: How does temperature effect a materials ability to resist a load?

A: Considering the variation of temperature while designing of any element is an important aspect.…

Q: Which of the following conditions/factors will reduce a materials fatigue resistance: Select one or…

A: Fatigue strength is the highest stress that a material can withstand for a given number of cycles…

Q: How does mechanical engineering contribute to sustainable development, and what are some of the…

A: Sustainable Development: In simple words Sustainable Development can be referred to as the…

Q: MECHANICAL PROPERTIES OF MATERIALS (stress and tensile stress) Does the electrical tape with the…

A:

Q: what are the difference between impact testing and tensile testing

A: Both test are use to measure the properties of a material.

Q: Describe a detailed study of the impact of (Rockwell Hardness Testing) on the selection of materials…

A: Rockwell hardness testing is a non destructive hardness testing method by measuring the indentation…

Q: Discus the impact of each defect on material properties.

A: The main defect in a material are point, line, and surface defects. These defects are crystalline…

Q: Estimate the thermal conductivities of choice chuck steak (82% transfer parallel to the fibers and…

A:

Q: What mechanical property describes the ability of a material to absorb energy when it is deformed…

A: Resilience is the energy absorbed by the member within elastic region. Or it can be defined as the…

Q: ) A- What is fatigue strength?

A: QUESTION : WHAT IS FATIGUE STRENGTH ?   ANSWER:-

Q: Why should the thermal stresses be considered in design?

A: The stresses generated due to rapid heating or cooling of the structure are known as thermal…

Q: What mechanical property describes the ability of a material to absorb energy when it is deformed…

A: It is required to determine correct mechanical properties

Q: A block attached to a spring, oscillates on a frictionless horizontal surface with a period of 0.3…

A:

Q: Materials creep significantly in extremely cold weather True or false

A:

Q: 1. Please select the effects of vibration * Human discomfort Increase strain rate Structure buckling…

A: Vibration: Any unwanted to-and-fro motion of  the body about its equilibrium position is known as…

Q: Why is it not necessary to use stress concentration factors if the material is ductile?

A: Stress concentration is a location in a member under load where the magnitude of stress is…

Q: A test in which a diamond indenter presses against surface with minor load and then major load.…

A: Question 1: A test in which diamond indenter presses against surface. Answer: Rockwell Hardness Test…

Q: What does the modulus of the toughness of material represent?

A: The modulus of toughness is the measure of how much strain energy can a material absorb before the…

Q: How can machinery parts and pipeline welds be tested for flaws without destroying them? Name several…

A: We can inspect or test the welded parts and pipe line welds for flaws without destroying them…

Q: Glass fibers are noted for improving the mechanical properties of plastics but they also…

A: Glass fibers are used for reinforcement in plastics. It significantly improves the mechanical…

Q: Q\ What is the best material that has a very good Young modulus and low density?

A: The process of designing any physical thing includes the choice of materials. The major objective…

Q: Which of the following conditions/factors will reduce a materials fatigue resistance: Select one or…

A: Solution: Given Data: Which of the following conditions/factors will reduce a materials fatigue…

Q: Which of the four major material groups has the lowest thermal conductivity?

A: The four major material groups are :Metals, Non metallic organics, organics and polymers. Among…

Q: Thermal Analysis - Material Characterisation  State the 3 criteria that must be met to qualify a…

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Q: What is the difference between material & a structure?

A:

Q: Distinguish between the Theory of Elasticity and the Theory of Plasticity?

A: Theory of elasticity: - Elasticity is the property of metal by which it regains its shape after…

Q: When a material breaks suddenly with no sign of deformation, what is it said to be?

A: Brittle Material

Q: What are the theories of failure?

A: The object is failed permanent or get non-recoverable deformation. It may get a break if it is…

Q: How does the field of mechanical engineering contribute to advancements in renewable energy…

A: Mechanical engineering is a multidisciplinary field that plays a crucial role in driving…

Q: Establish metal and non-metallic material properties using destructive and non-destructive test…

A: Metal and non metallic material properties using destructive and non destructive test methods

Q: DRAW THE FORCE, SHEAR FORCE, AND BENDING MOMENTS FOR THE RADIAL BEAM GRAPHS OF THE AXIAL IN THE…

A:

Q: Elastic behavior: When loads are small, how much deformation occurs?

A: When the load is small then the stress acting on the material is also less, which will be much less…

Q: Review Part A - Transmitted power A solid circular rod is used to transmit power from a motor to a…

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Q: Metal work: What are possible sources of error in trying to obtain a specific hardness or strength?

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Q: Explain mechanical properties of advanced material.

A: The enhancement in the existing properties of the material have been carried out by researchers and…

Q: State three precautions against fatigue.

A: Fatigue is defined as a process in which there is plastic deformation in the object due to the…

Q: Yield strength, ultimate tensile strength, linear coefficient of thermal expansion, modulus of…

A: 1) true  2) true  3) false  4) false

Q: Why do the supports that resist a force, such as a pin, restrict displacement?

A: Supports are provided to make the best use of objects depends on the necessity.

Q: A nylon material has a fracture toughness K1c = 2.1 MPa.m1/2 It follows a Paris Law for fatigue with…

A: Given : K = 2.1 Mpa.m1/2 C = 4 x 10-8 n = 3.2 N = 63387 To find a

Q: Write  name of  three data sources of materials properties database

A: To start with, lets first define what is material properties database.  Material properties…

Q: What is the relation between force and velocity?

A: When the velocity of a moving particle changes it is called as acceleration. Due to change in…

Q: Please make brief and clear definitions of the terms below. 6.Hardness 7.Toughness

A:

Q: 13. What are the main guidelines for choosing materials in case of sliding wear.

A: Guidelines for choosing materials in case of sliding wear are as follows -  Sliding wear is defined…

Q: Why is it important to make standards for the different building/engineering materials? (Tensile…

A: All things considered, we've been building two-stories wooden homes for millenia, so what's the…

Q: A schenatic of a clutch-testing achine is showE The steel shaft rotates at a coestat speed a As…

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Q: Q/Define the stiffness? Discuss the criteria for selection of materials for stiffness

A: The resistance to a force that might otherwise cause a part to bend is known as stiffness. Many…