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

Galvanised iron is made by coating iron with – (1) Zinc (2) Nickel (3) Chromium (4) Sulphur
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(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-deposition processes, the most common method in current use is hot-dip galvanization, in which steel parts are submerged in a bath of molten zinc.
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Galvanised iron is made by coating iron with (1) Zinc (2) Nickel (3) Chromium (4) Sulphur

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

Last Answer : Zinc

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

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

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

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

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

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

Last Answer : The answer is 'Zinc'

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

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

Last Answer : answer:

Galvanised iron sheets have a coating of which metal?

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

Last Answer : Zinc

Inconel is an alloy of (A) Tin, zinc and nicke(B) Iron, nickel and chromium(C) Copper and nickel(D) Copper and tin

Description : Inconel is an alloy of (A) Tin, zinc and nicke (B) Iron, nickel and chromium (C) Copper and nickel (D) Copper and tin

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Phenol is not shipped in (A) Nickel lined steel tank cars (B) Galvanised or tin lined drums (C) Boxed glass carboys (D) Cast iron containers

Description : Phenol is not shipped in (A) Nickel lined steel tank cars (B) Galvanised or tin lined drums (C) Boxed glass carboys (D) Cast iron containers

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Which of the toxic heavy metals is found in modern tannery industries ? (1) Nickel (2) Zinc (3) Chromium(4) Lead

Description : Which of the toxic heavy metals is found in modern tannery industries ? (1) Nickel (2) Zinc (3) Chromium(4) Lead

Last Answer : Chromium

Constituents of stellite are (A) Zinc, copper and nickel (B) Cobalt, chromium and tungsten (C) Zinc, aluminium and nickel (D) Nickel, cobalt and vanadium

Description : Constituents of stellite are (A) Zinc, copper and nickel (B) Cobalt, chromium and tungsten (C) Zinc, aluminium and nickel (D) Nickel, cobalt and vanadium

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Constituents of stellite are (A) Zinc, copper & nickel (B) Cobalt, chromium & tungsten (C) Zinc, aluminium & nickel (D) Nickel, cobalt & vanadium

Description : Constituents of stellite are (A) Zinc, copper & nickel (B) Cobalt, chromium & tungsten (C) Zinc, aluminium & nickel (D) Nickel, cobalt & vanadium

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Weld decay is caused by the formation of a compound with carbon. The other element in this compound is: a) Manganese b) Sulphur c) Chromium d) Nickel

Description : Weld decay is caused by the formation of a compound with carbon. The other element in this compound is: a) Manganese b) Sulphur c) Chromium d) Nickel

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Which of the following elements is not present in stainless steel? (1) Iron (2) Tungsten (3) Chromium (4) Nickel

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Last Answer : (2) Tungsten Explanation: Stainless steel is defined as a steel alloy of iron with a minimum of 10.5% to 11% chromium content by mass. There are different types of stainless steels: ... stabilized. This crystal structure makes such steels virtually non-magnetic and less brittle at low temperatures.

Why for chromium plating iron is firstly platted by copper or nickel?

Description : Why for chromium plating iron is firstly platted by copper or nickel?

Last Answer : Ans: Because chromium metal doesn’t adhere directly to the iron properly so it is firstly plated with nickel or copper.

Which of the following materials are used in the manufacture of pig iron from iron ore? w) Limestone and carbon x) Calcium oxide and oxygen y) Chromium and nickel z) Oxygen and sulfur dioxide

Description : Which of the following materials are used in the manufacture of pig iron from iron ore? w) Limestone and carbon x) Calcium oxide and oxygen y) Chromium and nickel z) Oxygen and sulfur dioxide

Last Answer : ANSWER: W -- LIMESTONE AND CARBON

Which of the following elements is not present in stainless steel? (1) Iron (2) Tungsten (3) Chromium(4) Nickel

Description : Which of the following elements is not present in stainless steel? (1) Iron (2) Tungsten (3) Chromium(4) Nickel

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

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.

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

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.

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

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 : Galvanisation

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

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

________ is an alloy made from iron , chromium and nickel . a) stainless steel b)steel c)brass d)bronze

Description : ________ is an alloy made from iron , chromium and nickel . a) stainless steel b)steel c)brass d)bronze

Last Answer : a) stainless steel

The metal, used to galvanise iron to protect it from rusting is (1) Zinc (2) Chromium (3) Lead (4) Antimony

Description : The metal, used to galvanise iron to protect it from rusting is (1) Zinc (2) Chromium (3) Lead (4) Antimony

Last Answer : Zinc

Galvanization of iron is carried out using (1) Zinc (2) Tin (3) Copper (4) Chromium

Description : Galvanization of iron is carried out using (1) Zinc (2) Tin (3) Copper (4) Chromium

Last Answer : Zinc

(3) made cathode and a pure nickel red, the anode Explanation: Electroplating is the deposition by electrolysis of a coating of metal upon a conducting surface. The simplest system makes the object to be plated the negative electrode (cathode) or plate in a galvanic couple. Thus a spoon or other object may be connected by a wire to a plate of nickel. The process that occurs on the spoon is called reduction and, therefore, the spoon is also referred to as a cathode.

Description : (3) made cathode and a pure nickel red, the anode Explanation: Electroplating is the deposition by electrolysis of a coating of metal upon a conducting surface. The simplest system makes the object to be ... on the spoon is called reduction and, therefore, the spoon is also referred to as a cathode.

Last Answer : Which of the following is not a method of preparing oxygen? (1) Electrolysis of water (2) Fractional distillation of liquid air (3) Decomposition of potassium permanganate (4) Decomposition of manganese dioxide

The khaira disease of rice is caused due to deficiency of which of the following? [a] Zinc [b] Nickel [c] Nitrogen [d] Sulphur [e] None of the above

Description : The khaira disease of rice is caused due to deficiency of which of the following? [a] Zinc [b] Nickel [c] Nitrogen [d] Sulphur [e] None of the above

Last Answer : [d] Sulphur

Stainless steel is usually made by alloying the steel with – (1) copper and nickel (2) copper and chromium (3) chromium and nickel (4) manganese and copper

Description : Stainless steel is usually made by alloying the steel with – (1) copper and nickel (2) copper and chromium (3) chromium and nickel (4) manganese and copper

Last Answer : (3) chromium and nickel Explanation: In metallurgy, stainless steel is defined as a steel alloy with a minimum of 10.5 per cent to 11 per cent chromium content by mass. There are ... virtually nonmagnetic and less brittle at low temperatures. For greater hardness and strength, more carbon is added.

Stainless steel is usually made by alloying the steel with (1) copper and nickel (2) copper and chromium (3) chromium and nickel (4) manganese and copper

Description : Stainless steel is usually made by alloying the steel with (1) copper and nickel (2) copper and chromium (3) chromium and nickel (4) manganese and copper

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Pick out the wrong statement about coating/electroplating of metals. (A) Phosphate coating is used as an excellent base for paints & enamels (B) Phosphate coating is less corrosion resistant than chromate coating (C) The base metal to be electroplated is normally made the cathode of the electrolytic cell and coating metal is made the anode (D) Calorising is the process of coating steel with chromium

Description : Pick out the wrong statement about coating/electroplating of metals. (A) Phosphate coating is used as an excellent base for paints & enamels (B) Phosphate coating is less corrosion resistant than ... coating metal is made the anode (D) Calorising is the process of coating steel with chromium

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Which of the following metals is used for the manufacture of heating elements provided in electric iron? (1) Nickel (2) Chromium (3) Nichrome (4) Tungsten

Description : Which of the following metals is used for the manufacture of heating elements provided in electric iron? (1) Nickel (2) Chromium (3) Nichrome (4) Tungsten

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Invar used in thermocouples is an alloy of nickel and (A) Iron (B) Copper (C) Chromium (D) Lead

Description : Invar used in thermocouples is an alloy of nickel and (A) Iron (B) Copper (C) Chromium (D) Lead

Last Answer : (A) Iron

Zircaloy used as a fuel cladding material in a nuclear reactor (thermal) is an alloy of zirconium (A) Tin, nickel, iron and chromium (B) And graphite

Description : Zircaloy used as a fuel cladding material in a nuclear reactor (thermal) is an alloy of zirconium (A) Tin, nickel, iron and chromium (B) And graphite

Last Answer : (A) Tin, nickel, iron and chromium

Work hardenable alloy steel used to make the bucket wheel excavators, blades of bulldozers and other earth moving equipments contain iron, carbon and (A) Manganese (B) Silicon (C) Nickel (D) Chromium

Description : Work hardenable alloy steel used to make the bucket wheel excavators, blades of bulldozers and other earth moving equipments contain iron, carbon and (A) Manganese (B) Silicon (C) Nickel (D) Chromium

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Electric ovens using heating elements of _______________ can produce temperature upto 3000°C. (A) Nickel (B) Graphite (C) Chromium (D) Iron

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Explain the effects of following chemical elements on iron. 1) Chromium 2) Nickel 3) Silicon.

Description : Explain the effects of following chemical elements on iron. 1) Chromium 2) Nickel 3) Silicon.

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Which of the following metals is used for the manufacture of heating elements provided in electric iron ? (1) Nickel (2) Chromium (3) Nichrome (4) Tungsten

Description : Which of the following metals is used for the manufacture of heating elements provided in electric iron ? (1) Nickel (2) Chromium (3) Nichrome (4) Tungsten

Last Answer : Nichrome

An alloy of Iron - Chromium and Nickel makes what

Description : An alloy of Iron - Chromium and Nickel makes what

Last Answer : Stainless Steel

Plate and frame filter press is usually made of (A) Mild steel (B) Cast iron (C) Stainless steel (D) Galvanised iron

Description : Plate and frame filter press is usually made of (A) Mild steel (B) Cast iron (C) Stainless steel (D) Galvanised iron

Last Answer : (B) Cast iron

In galvanization, iron is coated with – (1) Copper (2) Zinc (3) Tin (4) Nickel

Description : In galvanization, iron is coated with – (1) Copper (2) Zinc (3) Tin (4) Nickel

Last Answer : (2) Zinc Explanation: Galvanization is the process of applying a protective zinc coating to steel or iron, to prevent rusting. The most common method is hot-dip galvanization, in which parts are submerged in a bath of molten zinc.

Bronze is an alloy of – (1) Copper & tin (2) Copper & zinc (3) Copper & iron (4) Iron & nickel

Description : Bronze is an alloy of – (1) Copper & tin (2) Copper & zinc (3) Copper & iron (4) Iron & nickel

Last Answer : (1) Copper & tin Explanation: Bronze is an alloy consisting primarily of copper, commonly with about 12% tin and often with the addition of other metals (such as aluminium, manganese, nickel or zinc ... produce a range of alloys that may be harder than copper alone, or have other useful properties.

Whic of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torch lights, electric shavers, etc.? (1) Iron and cadmium (2) Nickel and cadmium (3) Lead peroxide and lead (4) Zinc and carbon

Description : Whic of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torch lights, electric shavers, etc.? (1) Iron and cadmium (2) Nickel and cadmium (3) Lead peroxide and lead (4) Zinc and carbon

Last Answer : (2) Nickel and cadmium Explanation: A rechargeable battery, storage battery, or accumulator is a type of electrical battery. It comprises one or more electrochemical cells, and is a ... sizes, ranging from button cells to megawatt systems connected to stabilize an electrical distribution network.

Bronze is an alloy of (1) Copper & tin (2) Copper & zinc (3) Copper & iron (4) Iron & nickel

Description : Bronze is an alloy of (1) Copper & tin (2) Copper & zinc (3) Copper & iron (4) Iron & nickel 

Last Answer :  Copper & tin

In galvanization, iron is coated with (1) Copper (2) Zinc (3) Tin (4) Nickel

Description : In galvanization, iron is coated with (1) Copper (2) Zinc (3) Tin (4) Nickel 

Last Answer : Zinc

Which of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torch lights, electric shavers, etc. ? (1) Iron and cadmium (2) Nickel and cadmium (3) Lead peroxide and lead (4) Zinc and carbon

Description : Which of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torch lights, electric shavers, etc. ? (1) Iron and cadmium (2) Nickel and cadmium (3) Lead peroxide and lead (4) Zinc and carbon

Last Answer : Nickel and cadmium

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

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.

The process of coating Iron with Zinc is known as?

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

Last Answer : Galvanisation

The metals commonly used for electroplating are – (1) Gold, Sodium and Chromium (2) Chromium, Copper and Nickel (3) Nickel, Lead and Chromium (4) Gold, Sodium and Potassium

Description : The metals commonly used for electroplating are – (1) Gold, Sodium and Chromium (2) Chromium, Copper and Nickel (3) Nickel, Lead and Chromium (4) Gold, Sodium and Potassium

Last Answer : (2) Chromium, Copper and Nickel Explanation: The process of electroplating takes place as metals in ionic form move from a positive to negative electrode. An electric current passing through the ... ability of metal objects. Plating protects by one of two ways, either sacrificially or mechanically.

Which of the following are alloying materials used the manufacture of stainless steel? w) Limestone and carbon x) Calcium oxide and oxygen y) Oxygen and sulfur dioxide z) Chromium and nickel

Description : Which of the following are alloying materials used the manufacture of stainless steel? w) Limestone and carbon x) Calcium oxide and oxygen y) Oxygen and sulfur dioxide z) Chromium and nickel

Last Answer : ANSWER: Z -- CHROMIUM AND NICKEL

The metals commonly used for electroplating are (1) Gold, Sodium and Chromium (2) Chromium, Copper and Nickel (3) Nickel, Lead and Chromium (4) Gold, Sodium and Potassium

Description : The metals commonly used for electroplating are (1) Gold, Sodium and Chromium (2) Chromium, Copper and Nickel (3) Nickel, Lead and Chromium (4) Gold, Sodium and Potassium

Last Answer : Chromium, Copper and Nickel

Galvanised iron is (A) Harder (B) Protected from rusting (C) Alumina coated iron (D) None of these

Description : Galvanised iron is (A) Harder (B) Protected from rusting (C) Alumina coated iron (D) None of these

Last Answer : (B) Protected from rusting

Service connections to consumers houses, are generally provided with (A) Copper pipes (B) Hume pipes (C) Galvanised iron pipes (D) P.V.C. pipe

Description : Service connections to consumers houses, are generally provided with (A) Copper pipes (B) Hume pipes (C) Galvanised iron pipes (D) P.V.C. pipe

Last Answer : (C) Galvanised iron pipes