Galvanized iron has a thin coating of : -General Knowledge

1 Answer

Answer :

Zinc is the coating

Related questions

Description : I have a question about hot dip galvanizing. Is there any effect on galvanized coating if flux (zinc ammonium chloride salt) mixed inside hydrochloric acid tank instead of the normal separate hydrochloric acid tank and flux tank?

Last Answer : They should be applied separately, the acid and flux are weakening each other mixed together like that. Although they perform two separate functions in the process, both functions are necessary and are being weakened by mixing the two chemicals. You may have problems with the plating flaking off.

Description : The coating of a thin layer of zinc on steel or iron objects is known as – (1) Hot dipping (2) Tinning (3) Galvanising (4) Electroplating

Last Answer : (3) Galvanising Explanation: Galvanization is the process of applying a protective zinc coating to steel or iron, in order to prevent rusting. Although galvanization can be done with electrochemical and ... is hot-dip galvanization, in which steel parts are submerged in a bath of molten zinc.

Description : The method of protecting iron from rusting, by coating a thin layer of Zinc is called - (1) Galvanizing (2) rancidity (3) Alloy (4) Pulverizing

Last Answer : (1) Galvanizing Explanation: Galvanisation or galvanization (or galvanizing as it is most commonly called) is the process of applying a protective zinc coating to iron or steel, to prevent rusting.

Description : The coating of a thin layer of zinc on steel or iron objects is known as (1) Hot dipping (2) Tinning (3) Galvanising (4) Electroplating

Last Answer : Galvanising

Description : Does the galvanized railing still have to be painted or will it not rust on its own with galvanizing?

Last Answer : Galvanized iron must be allowed to oxidize, otherwise the paint would not adhere to it at all. It depends on the strength of the zinc layer, but it is definitely better to paint with a suitable color. ... It creates a thin film that does not peel off, but must be renewed from time to time :)

Description : Earth wire or ground wire is made of: a) copper b) aluminium c) iron d) galvanized steel

Last Answer : Ans: D

Description : Why insulation or thin coating is used in the core of transformer ?

Last Answer : In the core of a small transformer there are actually many ( E) and ( I) and different sized steel sheets of large size transformers. In fact, one type of varnish / lamination paint is applied on ... was a lot of voltage and drops. So insulation is used in the transformer to prevent this loss.

Description : The process involved in converting rubber into a thin sheet or coating it on fabric is called (A) Extrusion (B) Mastication (C) Calendaring (D) Vulcanisation

Last Answer : (C) Calendaring

Description : The process involved in converting rubber into a thin sheet or coating it on fabric is called (A) Extrusion (B) Mastication (C) Calendaring (D) Vulcanisation

Last Answer : (C) Calendaring

Description : Galvanised iron sheets have a coating of which metal? -General Knowledge

Last Answer : The answer is 'Zinc'

Description : Galvanised iron sheets have a coating of which metal? -General Knowledge

Last Answer : answer:

Description : Do you think the stunning outcome of the 2016 election will get the non-voters and 3rd party voters galvanized into reality next year?

Last Answer : The most trolliest of trolling questions I have seen in some time here. Come on.

Description : My brother has galvanized my friends to launch a Spanish Inquisition into my life!

Last Answer : You just have to write to him and tell him that he needs to butt out of your life. If you want to preserve the relationship, you can explain as you did here why you are doing it, but if you just want him not to interfere, you can just say that.

Description : When I have an outdoor railing galvanized, will it rust over time? Or is it resistant to rust?

Last Answer : Of course I do. the sheet metal is rusty, but a good surface treatment (paint) will extend its life.

Description : How much does galvanized steel wire cost per foot?

Last Answer : Depending on the grade of steel that you want, the cost can be anywhere from $0.25 per foot, to approximately $18.00 per foot. These costs of course depend on the strength of the ... such as holding suspension bridges together. The lowere end steel cables are generally strong enough to tow cars.

Description : Is galvanized steel wire better for fences then non-galvanized steel wire?

Last Answer : There's really no such thing as a steel wire fence without galvanising. An ungalvanized steel wire fence would rust the first time it rained. Therefore you'd rather have galvanized steel or another ... process coats the steel with a zinc coating, making it rust-resistant in the presence of moisture.

Description : Galvanized Gutters Installation?

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Description : Can you weld galvanized metal to steel?

Last Answer : When using SMAW ("stick") welding, galvanized steel can be welded in the same manner as uncoated steel. ... The thicker the zinc coating, the more fumes are generated, and those fumes have to be able to escape easily into the atmosphere and not be forced through the liquid weld metal.

Description : A galvanometer is an instrument used to measure ___________. A. thickness of galvanized metal B. resistance of electrical wiring insulation C. very small amounts of current or voltage D. quantity of galvans in an electric circuit

Last Answer : Answer: C

Description : Which element is associated with the term "galvanized"? w) gallium x) zinc y) mercury z) nickel

Last Answer : ANSWER: X -- ZINC

Description : Galvanized containers are not used for storage of food. Give reason.

Last Answer : Galvanized containers (zinc coated) cannot be used for preparing and storing food stuff, which are acidic in nature because zinc gets dissolved in dilute acids in food forming poisonous zinc compounds which will poison the content.

Description : Give reason galvanized containers are not used for storing food stuffs.

Last Answer : Galvanized container contains zinc coating. Since Zn is more active metal it readily reacts with the acids present in the food stuffs forming Zn compounds which are highly poisonous & it may poison the food stuffs. Therefore galvanized containers can not be used for storing food stuff.

Description : Iron is prevented from rusting by coating with zinc. This process is called as – (1) Galvanisation (2) Corrosion (3) Sublimation (4) Reduction

Last Answer : (1) Galvanisation Explanation: Galvanization is the process of applying a protective zinc coating to steel or iron, in order to prevent rusting. The term is derived from the name of Italian scientist Luigi ... is hot-dip galvanization, in which steel parts are sub-merged in a bath of molten zinc.

Description : Galvanised iron is made by coating iron with – (1) Zinc (2) Nickel (3) Chromium (4) Sulphur

Last Answer : (1) Zinc Explanation: Galvanization) is the process of applying a protective zinc coating to steel or iron, in order to prevent rusting, Although galvanization can be done with electrochemical and electro- ... is hot-dip galvanization, in which steel parts are submerged in a bath of molten zinc.

Description : The process of coating Iron with Zinc is known as?

Last Answer : Galvanisation

Description : Galvanised iron sheets have a coating of which metal?

Last Answer : Zinc

Description : What would happen if the protective tin coating over an iron bucket is broken in some places ?

Last Answer : Ans. Iron will corrode faster as the oxidation potential of Fe is higher than that of tin. 

Description : Galvanised Iron sheets have a coating of------ A. Tin B. Silver C. Zinc (Answer) D. Chromium

Last Answer : C. Zinc (Answer)

Description : Hot dipping process is used for coating a low melting point metal (e.g. Pb, Sn, Zn) on iron, steel & copper having relatively higher melting points. Which of the following is not a hot dipping process? (A) Galvanising (B) Tinning (C) Sherardizing (D) None of these

Last Answer : (C) Sherardizing

Description : Wrought iron does not have (A) Uniform strength in all directions (B) Ability to hold protective coating (C) High ductility & corrosion resistance (D) Easily weldable characteristics

Last Answer : Option A

Description : Galvanised Iron sheets have a coating of (1) Tin (2) Lead (3) Zinc (4) Chromium

Last Answer : (3) Zinc

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Last Answer : Galvanisation

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Last Answer : Zinc

Description : The malleability of a material is the property by virtue of which it can be rolled or hammered into thin sheets. Which of the following materials has the maximum malleability? (A) Lead (B) Copper (C) Aluminium (D) Wrought iron

Last Answer : (A) Lead

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Last Answer : Option A

Description : Galvanising means covering iron with a thin coat of (A) Tin (B) Zinc (C) Glaze (D) Coal tar

Last Answer : Answer: Option B

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Description : Is a Teflon-coated skillet with a "hole" of the coating missing safe to cook with?

Last Answer : answer:I wouldn't use it. The tiny pieces that are being flaked away to form the hole are going into your food. Generally, once I begin to see deep scratches in my non-stick pans, I replace them ... small amounts of Teflon. But I'm not comfortable with this kind of risk where my food is concerned.

Description : What is that weird coating on Brie cheese wheels?

Last Answer : It is edible, it is spores from the mold that is used to give Brie its unique flavor and texture.

Description : People who wear prescription glasses: do your glasses have anti-reflective coating and do you think it's worth the extra cost?

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Description : How safe is the non-stick coating in cookwares?

Last Answer : I don’t use them. They all cause cancer. Go with cast iron! Or stainless steel! You just need to use enough butter/oil.

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Description : A metal X' acquires a green colour coating on its surface on exposure to air. (i) Identify the metal X' and name the process responsible for this change. (ii)Name and write chemical ... the green coating formed on the metal. (iii) List two important methods to prevent the process. -Chemistry

Last Answer : (i) Metal is copper. The process is corrosion. (ii)Basic copper carbonate [CuCO3.Cu(0H)2]. (iii) • It should be coated with tin • It should be mixed with other metals to form alloys.

Description : What is used for coating non-stick kitchen wares? -Chemistry 9th

Last Answer : Teflon Teflon is used for coating non-stick wares. In scientific terms its called polytetrafluoroethylene