What is the procedure for heating the metal sample to an exact but measured temperature?

Q: Explain the deposition of Aluminum film using a direct current (DC ) sputtering method.

A: Sputtering method is  used as the process to deposit the metal aluminiu layer during the fabrication…

Q: What forming operation must be done to produce metallic tubing th have complicated cross-sectional…

A: We have given that What forming operation must be done to produce metallic tubing that have…

Q: Match Column A with Column B. uses a graphite-coated furnace to vaporize the sample A. GFAAS samples…

A:

Q: Product: Nail Cutter 1. Why did we use metal in making nail cutterl? Why not ceramics or polymer?…

A: The solution is shown below

Q: Which of the following casting technique is used for a metallic product that requires high…

A: Die - casting, investment casting, plaster casting, and sand casting, each provide their own unique…

Q: Which composite or chemical to protect the sun visor from meltingdo you prefer ?

A: The sun visor's flap or core is typically made from pressboard with piece of metal. Metals are…

Q: You wish to fabricate sunglasses that consist of a plastic covered with a semi transparent metal…

A: Physical vapor deposition (PVD) is the best method for depositing the thin metal films on other…

Q: Would flame tests be useful for detecting metal ions present in a mixture of metal ions? Explain.

A: Would flame tests be useful for detecting metal ions present in a mixture of metal ions? Explain.…

Q: Copper matte is charged into a silica lined converter in extraction of copper. What is the role of…

A: Copper matte is the mixture of Cu2S and little amount of FeS.

Q: Discussion of the result of the Charpy test on Mild steel & Carbon steel

A: Charpy test determines the toughness or impact strength of the material in the presence of a flaw or…

Q: Which of the following metals is used in solvent stills?

A: To find: The metal which is used in solvent stills

Q: True or False 1. Magnetite is not susceptible to residual concentration. 2.Copper is susceptible to…

A: Residual concentration is the accumulation of valuable minerals on rocks or surfaces which has been…

Q: What are the main factors that determine the electrical resistance of a formation?

A: Solution:  The main factors which determine the electrical resistance of formation are mentioned…

Q: Drain cleaner can potentially damage the integrityof stsinless steel . explsin how you would…

A: A drain cleaner is a chemical that unblock the clogged waste water drains. Clogs are often composed…

Q: cedure that can harden (the medium- rostructure of the steel

A: Given as A metal when it is hardend,it is heated to a point where the element transform into a…

Q: What is oxidiation number?

A: Oxidation number: it is defined as the charge (real or imaginary) when an atom appears to have when…

Q: Write working of Solar Furnace in detail

A: A solar furnace is any device that creates heat by concentrating sunlight through the use of…

Q: Higher coefficient of thermal expansion: High purity fused silica _ Pyrex glass (borosilicate)

A: Coefficient of Thermal Expansion of high purity fused silica = 0.64×10-⁶/℃

Q: Describe the Goldsmith Classification of element

A: A geochemical classification developed by Victor Goldschmidt (1888–1947) is the chemical elements…

Q: Describe how Zn is used to protect the surface of steel products. What is the name of this process?

A: Zinc metal has a number of characteristics that make it a well-suited corrosion protective coating…

Q: Why do you apply paint an iron articles?

A: Paint is applied to the iron articles to prevent them from corrosion by rust.

Q: Analyze the use of austenitic or ferritic steels in irradiation damage resistance applications in…

A: Austenitic is a type of stainless steel and has the structure of face center cubic. The structure is…

Q: What types of metals are usually purified by the method of zone refining? Give an example.

A: Metals are lustrous elements. They are good conductors of heat and electricity. They are malleable (…

Q: The following is a backscattered electron image of a sample of nickel alloy particles that were…

A: SEM is scanning electron microscopy. It is an analytical technique which involves scanning of a…

Q: 1. The plates were "pre-baked" at >120°C. Why is this step necessary?

A: 1. It is necessary otherwise it will create problem during TLC. Solvent will not move properly. So,…

Q: 17. This is used as intermediate to produce malleable cast iron. * O Grey cast iron White cast iron…

A:

Q: name of an aplication in which polymer composite can not be use? and reason why we should not use…

A: Polymer composite is the polymers made up of a combination of organic polymers and their arrangement…

Q: Which method is employed for extracting copper from low grade ores and scraps?

A: reduction of ores -by three step-Reaction of the ore (over quite a prolog and on a huge scale) with…

Q: Anode deposition technique is used to prepare thin films of polymers. * true OError

A: Yes ,thin film of polymer is deposited on anode in this method.

Q: Alloying can harden the metals because

A: The main alloying elements which affect hardenability are carbon ,boron. Alloys contain atoms of…

Q: Which refluxing apparatus is set up to keep moisture out? < OC OB and C OA O B T none

A: If we have to keep the moisture out of the reaction, we must use a drying tube and the inlet adapter…

Q: What is the function of collectors in the froth floatation process for the concentration of ores?

A: Various processes are used for extraction of minerals. These minerals are very useful for…

Q: Does a penny and calcite have the same hardness ?

A: Calcite and penny both have a hardness of 3.

Q: What is the chemical name of washing soda? Name three raw materials used in making washing soda by…

A: Washing soda is a common substance used in our day to day life. The chemical name of washing soda is…

Q: Explain the glass making process ? How to draw a flat gass or glass sheets/plates from molten glass…

A: Answer - Glass making process  - Step 1: Melting and Refining  - Float glass starts as a mixture of…

Q: What is the safety precaution associated with handling the crucible, clay triangle, and tripod.? At…

A: A clay triangle is a piece of laboratory apparatus that is used to support a crucible being heated…

Q: Which of the following statement is incorrect about forming operations of metal done below the…

A: If the metal foaming process is done below the recrystallization temperature then it is called cold…

Q: Copper wire Iron bar To make the bar an electromagnet, what should Tracy do next? a. heat the wire…

A: C. Send a current through the wire  The current is supplied using a cell or battery

Q: hot coffe stored in well insulated thermos flask is example of?

A: Systems can be classified into three types. They are  Open system -  A system which can exchange…

Q: Is it a good idea to coat or plate the surgical scissors with Cu-Ag alloy? Why or why not?

A: Surgical scissors are used in clinical purpose.During surgery generally scissor made of stainless…

Q: Why is unglazed porcelain plate used for streaking rather than any other plate?

A: The streak of a mineral is the color of the powder left on the streak plate when the mineral is…

Q: packed columns the stationary phase is: (a) packed in the column (b) coated inside the column (c) a…

A: