Technician a says that aluminum expands at a different rate than cast iron technician b says that cast iron has a coefficient of thermal expansion two or three times greater than aluminum who is correct

Q: |Copper alloys loose strength at low temperature. [] TRUE [] FALSE A.16

A: As per the norms of the company, only first 3 parts will be answered. For the fourth and fifth part,…

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: To move something that weighs more than you do, using a lever, move the item closer to the___. A.…

A: c) fulcrum

Q: ength than A

A: introduction: here we find is the statement is false or true

Q: stiffness of the shaft, the general measures are

A: Solution.  The stiffness can be increased by. Replace carbon steel with alloy steel Surface…

Q: Write F if True and T if False. Marble and quartzite resemble each other in toughness and durability

A: Various mechanical properties required to define a material are: Hardness Toughness Durability…

Q: White cast iron cannot be heat treated Select one: .True .False

A:

Q: a)   Explain following words:            Bronze, brass, pig iron, stainless steel, galvanized iron

A: 1) Bronze- The are copper based alloys .Major alloys not zinc and tin. They got a combinations…

Q: Which of the below statements about the steel industry is true? O a in the 70s the new technology of…

A: Steelmaking requires iron ore, metallurgical coke which is also called coking coal, and limestone as…

Q: 4. What personal protective equipment should you wear when you are using the tool (if any)? For…

A: 4. PPE:- Personal Protective equipment (PPE) is the equipment worn to reduce exposures to hazards…

Q: Label all forces that act on the metal

A: A piece of metal is submerged in the liquid and one end of the metal piece is fixed with a string.…

Q: Select the material is used for automobile bodies. a. High Carbon Steel b. Mild Steel c. Medium…

A: Solution:

Q: Satainless steel contain at least 10.5% chromium to provides protection from the corrosion. True…

A:

Q: Principal component of steel alloy

A: Steel alloy: Steel is a alloy of iron with low percentage of carbon content. The percentage of…

Q: Briefly explain the galvanizing process with a neat diagram. b). Write the applications of…

A: Explanation: (a) Galvanizing process Steels and other iron alloys are oxidize or corrode in external…

Q: Graphite is an example of ________________________ type of lubricant. Solid Gaseous Liquid…

A: The carbon atoms are strongly bonded together in sheets. Because the bonds between the sheets are…

Q: Briefly explain the galvanizing process with a neat diagram. b). Write the applications of…

A: a) Galvanizing Process. Galvanization or Galvanizing is the process of applying a protective zinc…

Q: are made of a metal with a higher melting temperature than the casting metal cores O chaplets…

A: Solution:

Q: As pure iron is heated up through 910°C will it

A: As pure iron is heated up through 910°C, It will be contracted. Option (a) is correct. (Contract)

Q: Which of the following statements pertaining to the steel tubing is not true: Steel tubes are…

A: Given: Steel tubes are better than steel pipes because, they:   are less expensive.…

Q: False True Zinc, Lead, Tin, and Others.1 - Examples of Corrosion- Resistant Metals Copper is heavier…

A: Solution:   Note: Dear Student! As per our guidelines, we are only allowed to answer three sub-parts…

Q: True or False. Statement 1: Vernier calipers are used for directly reading the measurements of…

A: Vernier calipers

Q: Speak in simple terms equivalent to one page on a topic. sensitization stainless steel

A: Stainless steel is an alloy primarily made up of iron, chromium, nickel, Stainless steel is…

Q: chromium, tungsten, Molybdenum, or nickel, or dissolved in fair right or combine with carbon to form…

A: Weather alloying elements such as chromium, tungsten, Molybdenum, or nickel, or dissolved in fair…

Q: Which of the following aluminum alloy series are the aluminum/magnesium-silicone alloys? 2XXX 4XXX…

A: All three series are aluminum alloys series. aluminum has 4 digit aluminum identification The first…

Q: Which statement/s is/are true about deformation?   It is the ability of the material to store…

A: GIVEN TOPIC- DEFORMATION OF MATERIALS SELECTION OF TRUE MEANING OF DEFORMATION

Q: Steps how to draw a needle of a cannula using SOLIDWORK

A: Dassault Systèmes' SolidWorks is a solid modelling computer-aided design and computer-aided…

Q: Plain carbon steel The block of an internal combustion engine Condensing heat exchanger for steam…

A: The block of an IC engine: (Grey cast iron):  It has high compressive strength which makes it…

Q: The choice of material for the pipeline is a very important task as the material has to withstand…

A:

Q: While specifying steel standards the term' Grade' indicates O a. Physical properties of steel O b.…

A: Steel is a combined form of iron and carbon. The grading of steel is done to categorize the steel…

Q: On construction site some of the columns and beams are made with steel. Compare among mild steel and…

A: Solution:   Columns have generally a number of mild steel cylindrical rods of the length of the…

Q: In construction industry aluminum and wrought iron can be used for truss and rafters depending on…

A: Solution:   In construction of massive buildings and frames, there is a need of cost optimization as…

Q: Draw TWO (2) casting process that would be most suitable for making a good and jewellery.

A: 1: Investment casting also know as lost was casting is used for making jewellery.

Q: - The crankshaft of car engine is made from -يصنع العمود المرفقي ) الكرنك شافت( لماكنة السيارة من…

A: Medium-carbon steel alloys are composed of predominantly the element iron, and contain a small…

Q: I need help with part C (ii and iii)

A: Given m=6 x 104 kg vf=300 km/hr vi=0 m/s dt=25 s

Q: Explain process which uses the application of force to give shape to metal and also explain its…

A: Forming could be a mechanical process utilized in fabricating industries wherein materials (for…

Q: Which alloy type would you recommend for a dental implant? a) Aluminum alloy b) Magnesium alloy c)…

A: Answers: 1(d) Titanium alloy (because of its corrosion resistance property) 2(b) Excellent…

Q: What is meant when a metal is said to have goodweldability?

A: Weldability describes the ease with which a metal can be welded properly. The weldability of any…

Q: STAINLESS STEEL AND HOW IT AFFECT ENVIRONMENT OR HUMAN HEALTH

A: Stainless steel is a ferrous alloy produced for making cooking utensils , kitchen accessories etc…

Q: handle should be identified as a point of interest. Determine the Degree of freedom.

A:

Q: Tool marks which are produced by force that are parallel to a surface are known as: Group of answer…

A: Tool marks which are produced by force that are parallel to a surface are known as Striated marks.

Q: Which aluminum alloy is known as ?aircraft aluminum

A: Answer is 6061

Q: Are nails are considered as direct materials.

A:

Q: Which of the following metals will expand more with increase in temperature? O a. Mild steel O b.…

A: when an object is heated or cooled its length change by an amount proportional to the original…

Q: 6) Which of the following statement(s) is/are correct? i. Metal working at room temperature means…

A: The method of changing the shape and size of metals to obtain desired objects is known as metal…

Q: Which of the following statements is true about the endurance limit of aluminum? a. Aluminum…

A: Q10) ANSWER : option  ( D)

Q: Engineering materials can be classified as being either metals or nonmetals. Medals can be…

A:

Q: Question No. 19 Steel is classified as Special purpose and Thermosetting Plain carbon steel and…

A: Correct Option: Plain carbon steel and alloy steel.

Q: Austenite (y) is soft, tough and high ductile True O False

A: When alpha iron heated then phase transformation occurrs from BCC to FCC. This FCC gamma iron is…