(c) What is meant by 22 carat gold? Name the metals which are usually alloyed with gold to make it harder. View Solution What is the percentage impurity is 22 carat gold ? View Solution What do you mean by gold number? View Solution ...
What do you mean by corrosion of metals ? View Solution How can corrosion be prevented ? View Solution a) What is corrosion? b) Write the effects of corrosion. c) How can prevent it ? View Solution What is rancidity ? How can you prevent if ?
Intermetallic compounds are usually formed when alloying elements, such as Fe, Cu, Mn, Mg and Sr. are added to Al-Si based alloys. These elements are depicted by X in the alloys formation expression. ... The effects of Fe-phase and other intermetallics formed by Cu, Mg and Mn were ...
Stainless steel doesn't mean it doesn't rust; it means it's less prone to rusting. The grade choice should match the specific requirements, not just go for higher numbers. Steel can be categorized as "carbon steel" and "stainless steel & alloy steel" based on its material. Steel is an...
When it comes to choosing a ring – the color is critical. Each color has a different meaning, and you need to understand what they mean. Click here to discover Manly Band's awesome collection of Men's rings! Men's Ring Colors & Their Meanings ...
What is mean by the modulus of elasticity? Which among the metals below is the most elastic? Rank them from least to most elastic. Why is steel the better metal to use in building construction than nickel? What is elastic hysteresis?
What does passivate mean in English? transitive verb. 1 :to make inactive or less reactivepassivate the surface of steel by chemical treatment. 2 : to protect (something, such as a solid-state device) against contamination by coating or surface treatment. ...
asystematically drops with temperature and characteristically varies with substitutional alloying (Fig. 7c). 系统下落以温度和典型地随代替熔合变化 (。 7c).[translate] amean value>5 seconds 正在翻译,请等待...[translate] aIndividual families living on parental land will require to be relocated. 居住...
What do you mean by thermal conductivity? Explain the following term: Thermal conductivity in insulators. Then explain its formula and compare it with thermal conductivity in metals. What is meant by thermal conductivity? What is the cause of the conductivity of an atmosphere? Is the...
A few years ago I asked my children’s governess, Julia Vassilyevna, to come into my study.“ Sit down, Julia Vassilyevna,” I said.“Let’s settle our accounts. Although you most likely need some money, y...