Description : X-rays can be used (1) for cutting and welding of metals. (2) to detect heart diseases. (3) to detect defects in precious stones and diamonds. (4) to detect gold under the earth.
Last Answer : (3) to detect defects in precious stones and diamonds. Explanation: X-rays are used to detect and photograph defects of internal structure of a body such as metals, machine parts, cracks in wood ... , etc. They can reveal inhomogeneities- such as inclusions, lattice defects, etc in gems and stones.
Description : The Four C's of Diamonds and Precious Stones?
Last Answer : When shopping for precious stones, it is important to keep in mind the specifications which are used to judge the quality of the stones. Diamonds and gemstones are evaluated by a universal standard ... that a precious stone is authentic and meets the criteria that is used to market such jewelry.
Description : Why can't scientists just rearrange atoms to make gold or other precious metals?
Last Answer : Because they are atoms. You need high energy to squeeze them together and they give off large energy when they do squeeze together.
Description : What would happen, to the world economy, if all stored physical gold, and most other precious metals, were suddenly reported to have vanished with no trace, while some still exist on paper?
Last Answer : They would find another resource that that approximated the beauty, nobility, and malleability of gold. It would not be the same. But if you can not have plan A, you have to take plan B.
Description : A market established for the buying and selling of precious metals such as Gold and Silver is termed as ________ A. Bullion Market B. Capital Market C. Money Market D. All of the Above E. None of the Above
Last Answer : A. Bullion Market Explanation: A market established for the buying and selling of precious metals such as Gold and Silver is termed as Bullion Market.
Description : Pick out the wrong statement. (A) LPG is also used as fuel for automobiles & small furnaces and for cutting & welding of metals (B) The minimum temperature, at which a petroleum oil vapor catches ... about 30-50 Nm3 of gas (D) Maximum yield of naphthalene is obtained on distillation of crude oil
Last Answer : (B) The minimum temperature, at which a petroleum oil vapor catches fire and continues to burn, is called its flash point
Description : Low purity oxygen is used for (A) L.D. steel making (B) Cutting and welding of metals (C) Medicinal purposes (D) Chemical oxidation processes
Last Answer : (D) Chemical oxidation processes
Description : What are some reputable companies that sell wholesale, semi-precious stones in Manhattan?
Last Answer : Kendra Stones is one of the best places to go if you are looking to buy stones. They have a great variety and also have the best prices in all of Manhattan.
Description : The Vindhyan system of rocks is important for the production of [CDS 2011] (a) precious stones and building materials (b) iron ore and manganese (c) bauxite and mica (d) copper and uranium
Last Answer : Ans: (a)
Description : Which of the following is not among the important categories of real assets? A. Land and house property B. Art objects C. Units of UTI D. Bullion E. Precious stones
Last Answer : C. Units of UTI
Description : How can I tell if the stones in my ring are real diamonds?
Last Answer : Real diamonds will cut glass, though there is speculation that some fake diamonds can cut glass, and that you can damage a real diamond by cutting glass with it. Another way to tell is to hold the ... see any orange color from the diamond, it is fake, as real diamonds have every color EXCEPT orange.
Description : With which of the following NDE processes is it possible to detect both surface and slight subsurface defects up to 2mm below the surface a) Visual b) Dye Penetrant c) Magnetic Particle using DC d) Magnetic particle using AC
Last Answer : c) Magnetic Particle using DC
Description : The purpose of software testing is to A. Demonstrate that the application works properly B. Detect the defects C. Validate the logical design
Last Answer : A. Demonstrate that the application works properly
Description : Which of the following defects is usually associated with the MAG GMAW) welding process when using Dip Transfer? a) Centerline cracking b) Lack of side wall Fusion c) Undercut d) Tungsten inclusions
Last Answer : b) Lack of side wall Fusion
Description : Who should select the specific welds for NDT, to cover the 10% contractual percentage required by the specification/Code? a) Anyone can select the welds as its just a random choice b) The welder ... welding is always carried out to a high standard the use of percentage NDT is of no real value
Last Answer : c) This will be referenced in the inspection and test plan
Description : Welding Defects
Last Answer : Welding Defects Welding defects Explanation and causes 1. Cracks Cracks occur when localized stresses exceed the ultimate tensile strength of material. These stresses are developed due to shrinkage ... Too fast a travel, Bad welding technique, Too great a heat build-up.
Description : Why do we mine precious metals from the ground, and place them in a basement vault?
Last Answer : It takes a lot of work and infrastructure to process minerals from the Earth. Some can be mined from a hole in the ground (open pit) and some have to be mined via hard rock mining (tunnels in ... mankind needed it all at once, how long would it take to mine it? It isn't immediately accessible.
Description : can you convert shares of a 401A plan into precious metals ?
Last Answer : Information about conversion of 401K plan to precious metals and currencies can be viewed at http://seekingalpha.com/article/76542-currency-precious-metal-and-futures-etfs-don-t-get-caught-in-the-tax-trap
Description : Can precious metals be found outdoors using metal detectors.?
Last Answer : I have researched this topic and found that you can indeed find precious metals when using a metal detector. These metal detectors will detect items such as silver, iron, metal, gold and platinum.
Description : Is it better to invest in precious metals or in rare metals?
Last Answer : Answers is the place to go to get the answers you need and to ask the questions you want
Description : Transillumination is used to detect :** A. intrinsic tooth coloration B. caries C. Pulp-stones D. Hemorrhagic pulp E. Calculus
Last Answer : B. caries
Description : A Backward Child Is A Slow Learner. He Does Not Respond Satisfactorily To The Ordinary School Curriculum And To The Usual Methods. The Causes Of This Phenomena Are Options: A) Poor Intellectual Ability And Low Intelligence B) Physical Defects And Diseases C) Emotional Disturbance D) All Of The Above
Last Answer : D) All Of The Above
Description : What’s more precious than rubys, more lasting than gold, what can never be traded stolen or sold, what comes with great effort, takes time but then once yours will serve you again and again? -Riddles
Last Answer : Knowledge.
Description : For some in the world, it is as precious as gold. Yet, this thing, is never sold. It is kept, but never used. It's a weakness that cannot be removed. A weapon that can be used against god. If they have it, you know it, then they have lost. What is it? -Riddles
Last Answer : A Secret.
Description : oining of thin foils is preferred to be done by (A) Gamma rays (B) X-rays (C) Microwaves (D) Gas welding
Last Answer : Option C
Description : Joining of thin foils is preferred to be done by (A) Gamma rays (B) X-rays (C) Microwaves (D) Gas welding
Description : Oral contraceptive use increases the risk of occurrence of the following diseases except: A. Hypertension B. Leg vein thrombosis C. Endometrial carcinoma D. Gall stones
Last Answer : C. Endometrial carcinoma
Description : Artificial diamonds are worth far less than natural diamonds, if Gold could be artificially made in a lab somehow would it be worth less than naturally mined Gold?
Last Answer : The only current way to make gold artificially in in microgram quantities and it is of a radioactive form, not something you would wish to possess. Even if a stable isotope could be produced, it would be discernable from “natural” gold, thus not affected the value of bullion.
Description : what is better gold or diamonds?
Last Answer : diamonds
Description : How do you know the value of a gold wedding ring with diamonds?
Last Answer : You'll want to seek out a jewelry appraisal to get an estimate on its worth, because an item of jewelry can have a value beyond its weight in gold, or carat size of the stone for instance. Your jewelry also has aesthetic, design value that a certified appraiser can ascertain for you.
Description : Cross cut saw is used for (A) Cutting soft stones (B) Cutting hard stones (C) Cutting large blocks of stones (D) Dressing stones
Last Answer : Answer: Option B
Description : 99.5% purity oxygen is used in (A) Cutting and welding by oxy-acetylene flame (B) Hospitals for medicinal purposes (C) Gas masks and artificial breathing apparatus (D) All (A), (B), and (C)
Last Answer : (D) All (A), (B), and (C)
Description : Reaction of calcium carbide with water produces a gas, which is used (A) As an illuminant (B) For metal cutting/welding (C) Both (A) & (B) (D) Neither (A) nor (B)
Last Answer : (C) Both (A) & (B)
Description : Oxygen cylinders used for autogenous (cutting/welding) purposes are (A) Seamless & made of steel (B) Heat treated before use (C) Made by sand casting (D) Welded steel cylinders
Last Answer : Option A
Description : In which of the following welding methods, the molten metal is poured for joining the metals ? (a) Gas welding (b) Thermit welding (c) TIG welding (d) Arc welding
Last Answer : In which of the following welding methods, the molten metal is poured for joining the metals ? (a) Gas welding (b) Thermit welding (c) TIG welding (d) Arc welding
Description : I am interested in a 14K yelloe gold bracelete and don't know the value of it. The weight is 13.1 grams with three large sliders stones. What is the going price on one gram of 14K gold?
Last Answer : The price of gold changes often. As of October 23, 2009 1 gram of 14K gold is $19.85.
Description : Which of the following metals is least subject to oxidation? w) silver x) gold y) magnesium z) nickel
Last Answer : ANSWER: X -- GOLD
Description : Which one of the following metals is immune to corrosion by air, water, hydrochloric acid and nitric acid; but is soluble in aqua regia? w) gold x) silver y) magnesium z) nickel
Last Answer : ANSWER: W -- GOLD
Description : EEG is used to detect the functioning of (1) Heart (2) Lung (3) Kidney (4) Brain
Last Answer : (1) Heart Explanation: The electrocardiogram (ECG or EKG) is a diagnostic tool that measures and records the electrical activity of the heart in exquisite detail. The heart is a two stage electrical ... rhythm of the heartbeat, as well as provide indirect evidence of blood flow to the heart muscle.
Description : The nurse auscultates the apex beat at which of the following anatomical locations? a) Fifth intercostal space, midclavicular line The left ventricle is responsible for the apex beat or the point of ... of the xiphoid process will detect gastrointestinal sounds, but not the apex beat of the heart.
Last Answer : a) Fifth intercostal space, midclavicular line The left ventricle is responsible for the apex beat or the point of maximum impulse, which is normally palpable in the left midclavicular line of the chest wall at the fifth intercostal space.
Last Answer : Heart
Description : Which of the following factors affect the mechanical properties of a material under applied loads? a) Content of alloys b) Grain size c) Imperfection and defects d) Shape of material
Last Answer : d) Shape of material
Description : A tooth under occlusal trauma shows A. Bone resorption B. Necrosis of the pulp C. Hypercementosis D. Triangulation Vertical defects occur adjacent to a tooth and usually in the form of a triangular area of missing bone, known as triangulation E. All of the above
Last Answer : E. All of the above
Description : Choose the correct statement about use of gold sod. thiomalate in rheumatoid arthritis: A. It affords more rapid symptomatic relief than NSAIDs B. The NSAIDs therapy is discontinued when it is ... D. It is used only in severe cases when other diseases modifying antirheumatic drugs have failed
Last Answer : D. It is used only in severe cases when other diseases modifying antirheumatic drugs have failed
Description : A geologic feature called a kimberlite indicates the possibility of thepresence of which of the following? w) rubies x) diamonds y) sapphires z) opals
Last Answer : ANSWER: X -- DIAMONDS
Description : In memory of gailcalled, tell me what you are going to do with your one wild and precious life?
Last Answer : Two answers: In memory of Gailcalled, when I garden or enjoy the New England fall or a walk in the woods, I often think of her. My one wild and precious life? I’ll keep winging it, with an emphasis on quiet joy and loved ones. GQ, Little Penguin.
Description : If someone gives you an heirloom that they believe precious, yet you find revolting, what do you do?
Last Answer : I would accept politely, write her a nice thank you note, and put the thing away-until she comes for a visit, of course. Others will probably advise you to be truthful and tell her-politely-that ... a nice gesture-why risk hurting her feelings and possibly creating a family rift? Life's too short.
Description : "What are you going to do with your one wild and precious life?"?
Last Answer : Live it to the max, no regrets & grow old disgracefully. Don’t count the days, make the days count…wise words.
Description : Why are you spending your precious time answering this question for me?
Last Answer : Probably for the same reason why you’re asking it, it’s a Q&A site after all…sung to the tune of small world purely to annoy.
Description : Did you see the documentary Precious Life about a Palestinian baby being treated in an Israeli hospital?
Last Answer : Sure about what?