6-Polymers are characterized by which of the following bond types? A) ionic B) hydrogen C) covalent D) metallic E) adhesive

Q: Which is/are true of ferrous metals? Check the right answers a) a 9240 steel is 0.92% carbon b)…

A: correct options are-   b) they are more susceptible to corrosion than nonferrous metals

Q: What is the electron interaction between sodium and chlorine? A) distribution B) sharing C) transfer…

A: 15). There will be Ionic bond between sodium and chlorine.Here sodium get electron and chlorine…

Q: A polymer showing syndiotactic features has: a) Monomers with all the same arrangement b) Monomers…

A: There are basically three structural forms 1. Atactic polymer 2. Syndiotactic polymer 3. Isotactic…

Q: Hemiacetal, alcohol, a a) hemiacetal b) acetal c) alkene

A: Chemistry

Q: Arrange the level of covalent chain configuration from high to low strength. I. Network II. Linear…

A: Answer : D.    I, III, IV and II The correct level of Covalent Chain Configuration is from High…

Q: 2 a)I’m creating a product I want to be somewhat elastic and bendable but still a little firm. b)I…

A: To find: a) Determine elastic and malleable material. b) Determine magnet sphere to this flexible…

Q: OWhat is the type of bonding for: a) Diamond: b) SizN4: c) Water: d) Al: e) N2: Co Valent

A: a) Diamond: Covalent bond b) Si3N4(Silicon Nitride) : Covalent bond c) Water: hydrogen bond d) Al…

Q: 1- If intensity of illumination of surface is 1200 lx from 100 cm, what it if the distance be 50 cm…

A: Disclaimer: “Since you have asked multiple questions, we will solve the first question for you. If…

Q: This material is not a main material class in the traditional classification Polymers Metals Cement…

A: Correct answer: (c) cement

Q: A polymer showing syndiotactic features has: a) Monomers with all the same arrangement b) Monomers…

A: Different types of polymers on the basis of monomers arrangement are: Isotactic Syndiotactic Atatic

Q: 1- 1. shear test II. magnetic particle III. ultrasonic IV. radiographic tests Which of the following…

A:

Q: Which is not taken into account when evaluating the surface integrity? A) residual stress B) surface…

A:

Q: Conducting the inverse lever rule on a phase diagram helps determine a) The amounts of phases b) The…

A: Conducting the inverse lever rule on a phase diagram helps determine the -    The amounts of…

Q: 37- Which of the following manufacturing processes will likely result in poor surface quality? a)…

A: In sand casting  the surface quality is low because of internal sand mould wall surface and  low…

Q: Which is not one of the other names of the foam polystyrene method? A) loss model method B) lost…

A: 169) Loss model method ,lost foam method, full mold method and evaporative foam method are the other…

Q: Chrome-molybdenum b) Aluminium alloy c) Douglas fir d) Mild steel

A:

Q: 85) Which part of the surface section of a metal material contains the characteristics of the…

A: Surface texture and Lay will denote what process has been used

Q: A beam of light that is parallel to the principal axis strikes a convex mirror. What happens to the…

A: A convex mirror is basically a diverging mirror in which the reflective surface bulges towards the…

Q: ) Which is incorrect for the transition point to the plastic zone? A) hooke is the end of the law B)…

A: option  A is correct option. hooks law  end at the proportionality limit while plastic region occur…

Q: They are characteristics of a solid solution Choose an option A) It has limited solubility B) It is…

A: Hume Rothery rules    In the event that a solute contrasts in its atomic size by more than around…

Q: 94) What method is used to obtain a residual stress profile for surface integrity? A) microhardness…

A:

Q: 19) Which of these types of trusses is the simplest?: * OA) Warren Truss OB) Bowstring OC) King Post…

A: Answers: Q.19- warren truss consist of longitudinal member joined only by angle cross member…

Q: 49- What is Frenkel error?

A: 49).Frenkel is point defect. In which cation displced from its original position to void between…

Q: Which is not a copolymer type? a) block B) wavy C) casually D) graft E) complex •44- Which one is…

A: coplymers are  Block type, alternative(wavy) type, Casually (Random) type, graft type. geometry of…

Q: 23- Which type of rockwell hardness is suitable for non-ferrous metals? A) B B) E C) A D) C E) D…

A:

Q: 30- After which step during the tensile test the force starts to decrease? A) at the start of the…

A: As multiple questions are asked only first question has to be solved.  Please post the other…

Q: 88) What is the most important property of refractory metals?

A: 88). Refractory material is material which can withstand the high temperature. other option might be…

Q: 27 - When a force is applied to a material within elastic limits, a change in length occurs. If the…

A: Deformation: It is defined as the alternation of form or shape which means any change in its…

Q: Which is an allotropic material? a) aluminum B) silver C) magnesium D) platinum E) iron

A: You have uploaded two different questions and didnot specify which question is to be solved. So, as…

Q: 17 -   Which of the following is wrong about composite materials?

A: Option (a) is correct.

Q: 64) Which is not one of the general properties of metals? A) they are ductile B) they conduct…

A: General properties of metal  - metals are ductile  -some metals are fragile like sodium potassium -…

Q: Thermoplastic polymers transform into a rigid structure on cooling from a heated plastic condition.…

A: It is true that thermoplastic polymer transform into a rigid structure on cooling from a heated…

Q: 39 - Characteristics of a good brazing flux include: 1. low melting temperature II. low viscosity so…

A: Correct option is C )

Q: Assume a horizontal beam with a square cross section where a vertial force is applied at the…

A: given: Assume a horizontal beam with a square cross section where a vertial force is applied at the…

Q: 7) Which one of the following welding process referred as a dielectric welding process?

A: Dielectric welding: It is a welding process used to join the sheets of polar thermoplastic material…

Q: Which of the following rocks is not aggregate. A) Hematite B) Marble C) Andesite D) Basalt…

A: Aggregate rocks are made of two or more minerals. Aggregates are 3 different types of rocks, Igneous…

Q: Which is the second important alloying element for Stainless Steel?

A: Option (C) nickel is correct.

Q: In polymer processing, termination refers to the stage where chain growth stops, and the free…

A:

Q: true or false Chemical energy refers to the energy associated with molecular bonds.

A:

Q: What is the chemical composition upper limit of carbon for steel? A) 5% B) 0.022% C) 2.11% D) 4.3%…

A: The addition of the carbon percentage in the steel makes it stronger and tougher.

Q: 5) Which group of metal is used in the production of composite materials? A) allotropic B) combined…

A: Given: “Since you have asked multiple questions, we will solve the first question for you. If you…

Processing of Polymer Matrix Composites

The polymer matrix composite is described as a composite material that contains some polymer in the form of either fibers or powder. Polymer matrix composites are also known in short as PMC's.