Which of the following is not an advantage of plastic over metal? Low thermal conductivity corrosion resistance comparatively low cost impact strength

Q: Which of the following is rubber structure? What is the other material? Why does rubber have a large…

A: The crystal structure of two materials given in the question, and we know that a crystal structure…

Q: Which statement is correct regarding the structure of polymers? Oa. Degree of crystallinity and…

A: It is asked to provide correct state ment from the options

Q: Based on the graph below, reinforcing plastic with glass fibers results in:   A. An increase in…

A: Concept Of Material Science Used

Q: Which statement is correct regarding the structure of polymers? a. Increasing the degree of…

A: It is asked to provide correct state ment from the options

Q: 1 An engineer is to use recycled polymer in their car mirror covering. Which of the following would…

A: ◆ Basically, the polymers can be categorised into following two types: i) Thermosetting polymers ii)…

Q: Question 1 Grade 304 stainless steel is used to manufacture a component for an  industrial…

A: Composition is the mixture of two ingredients or elements. For different cast irons mostly silicon…

Q: The plastic deformation occurs by the motion of dislocations 1 points Save Answer The plastic…

A: It is true that plastic deformation occurs by the motion of dislocations. Due to the movement of…

Q: The bodies which will not change its shape under the action of applied forces are called ________…

A: The bodies which will not change its shape under the action of applied forces are called ________…

Q: A classification of plastic where the material can be liquified and allowed to harden over and over…

A: Thermoplastic: The thermoplastics have secondary bonds between their molecular chains. These…

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: What happens when stress exceeds stra O The material will go back to normal O The material will stay…

A: When the stress exceeds the strain the material beguns to yield permanently and at last the material…

Q: The thermal expansion properties of polymers are generally ____________________ as those of metals?…

A: Given Statement:-  The thermal expansion properties of polymers are generally ____________________…

Q: Which of the following best describes elastic deformation? Temporary deformation is when…

A: Elasticity is a property of a material due to which material undergoes temporary deformation when…

Q: What is a hazardous material? What design elements shouldbe considered when storing hazardous…

A: Hazardous Material The hazardous materials are those materials which can harm the humans during…

Q: Which of the following is incorrect regarding the degree of crystallinity of semi-crystalline…

A:

Q: Question 12 An example of a composite material is: o Mercury o Polyvinylchloride o Wood o An…

A: as per our guidelines solved one question only    mercury is not a composite material the definition…

Q: Metals have ________________________ thermal conductivity value compared to polymers.  High Medium…

A: Thermal Conductivity It is the ability of the material to transfer heat due to change in temperature…

Q: At which point of the tracing will less force be required to cause permanent deformation due to…

A: This question is based on the concept of stress-strain concept.

Q: An old composite product of a company is comprised of 40 vol% fibre with the Young's modulus (E =…

A: Objective:Identify which of the following statement is false regarding the replacement if Young's…

Q: If you need a plastic material for a product that must resist a variety of chemicals and affects of…

A: Fluorocarbon plastic will be chosen.

Q: What are the different types of Plastic Materials? Discuss each briefly (at least 4 types)

A: There are 7 different types of plastic materials are there They are: Acrylic or Polymethyl…

Q: Why do thermoplastic polymers start to turn white as they are plastically deformed?

A:

Q: Determine whether the first part of statement will INCREASE, DECREASE or have NO EFFECT in the…

A: 1. If there is an increase in karat of gold, the strength will DECREASE. 2. If there is an increase…

Q: Thermoplastics cannot be remelted and remolded. O True False

A: Given: Thermoplastics cannot be remelted and remolded. To find: True or false.

Q: Which of the following statements is incorrect regarding the mechanical characteristics of polymers?…

A: Polymers: The polymers are made of long and repeating chains of the molecules. They have different…

Q: What is the elastic perfectly plastic material?

A: Elastic perfectly plastic material is the material whose yield stress remains unchanged even…

Q: Which of the following are incorrect regarding the crystallinity and mechanical behavior of…

A: Molecules of the polymer are in a frozen state at low temperatures where these molecules can vibrate…

Q: Which statements are correct regarding the mechanical properties of polymers?

A: Polymer: Polymers are created by the process of polymerization process by adding constituent…

Q: Which of the following are incorrect regarding the crystallinity and mechanical behavior of…

A: It is asked to select the incorrect statements about the crystallinity and mechanical behaviour of…

Q: Define the below statement ? Elastic layer on a rigid base

A: Given Data⇒ Elastic layer

Q: Which of the following can be characterized with yield stress?     Thixotropy     Plastic…

A: Four types of fluid are given for which we have to select the option which has yield stress.

Q: At room temperature, most polymers have similar fracture toughness compared to metals. O True False

A: Given: At room temperature, most polymers have similar fracture toughness compared to metals.

Q: Which one below is true for thermoplastic polymers? * O They do not soften when heated and do not…

A: Thermoplastic polymer are those polymer which can be reshape on applying heat. On the other hand…

Q: What is the difference between thermoplastics and thermosets? Select one: O a. There is no…

A: Thank you.

Q: an der Waal for I cross links.

A: In the above question all the options are incorrect Stiffness of thermosets are high

Q: Stress (0) STRESS-STRAIN BEHAVIOR OF POLYMERS Brittle Plastic Tough & Strong Plastic Hard & Tough…

A: Brittle plastic: As the name suggested it will be brittle in nature with negligible plastic…

Q: What are the strengths and weaknesses of this Visceoelastic model?

A: Given viscoelastic model refers to Maxwell- weichert Model of viscoelasticity. The Generalized…

Q: An unknown polymer sample was found to have the following molecular weight distribution: Molecular…

A: Given:Molecular weight distribution tableDP = 763

Q: Which of the statements below are accurate regarding the stress-strain behavior of polymers: This…

A:

Q: In an Ideal plastic fluid, the  shear stress is more than the yield value   Select one: True…

A: