Addition of __________ to steel does not impart hardness. (A) Nickel (B) Copper (C) Chromium (D) Silicon

Addition of __________ to steel does not impart hardness.
(A) Nickel
(B) Copper
(C) Chromium
(D) Silicon
by

1 Answer

Answer :

Option B
by

Related questions

Addition of __________ to steel does not impart hardness. (A) Nickel (B) Copper (C) Chromium (D) Silicon

Description : Addition of __________ to steel does not impart hardness. (A) Nickel (B) Copper (C) Chromium (D) Silicon

Last Answer : : Option B

Addition of __________ in steel can help in increasing the depth of hardness. (A) Nickel (B) Chromium (C) Vanadium (D) Tungsten

Description : Addition of __________ in steel can help in increasing the depth of hardness. (A) Nickel (B) Chromium (C) Vanadium (D) Tungsten

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Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart greenish blue color to the glass. (A) Chromium (B) Arsenic (C) Copper (D) Manganese

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Explain the effect of nickel, chromium, silicon, molybdenum addition on the properties of steel.

Description : Explain the effect of nickel, chromium, silicon, molybdenum addition on the properties of steel.

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Addition of __________ in steel is helpful in increasing the depth of hardness. (A) Chromium (B) Sulphur (C) Vanadium (D) Tungsten

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Nickel and __________ are the alloying element added in steel to increase its toughness. (A) Molybdenum(B) Chromium(C) Vanadium(D) Silicon

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Addition of __________ to the steel helps in increasing the residual magnetism in steel used for making magnets. (A) Chromium (B) Nickel (C) Tungsten (D) Cobalt

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All of the following alloying elements of steel increases hardness but sacrifice ductility, except (A) Nickel (B) Vanadium (C) Molybdenum (D) Chromium

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Last Answer : (A) Nickel

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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Addition of nickel to copper improves its (A) Machinability (B) Ductility (C) Strength (D) Hardness

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Residual magnetism in steel for magnets is increased by the addition of (A) Nickel (B) Cobalt (C) Tungsten (D) Chromium

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Corrosion resistance of steel is increased by the addition of (A) Phosphorous and tungsten (B) Nickel and chromium (C) Lead and vanadium (D) Molybdenum and tungsten

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Last Answer : (B) Nickel and chromium

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The yield strength and tensile strength of low carbon steel may be improved by the addition of (A) Manganese (B) Chromium (C) Nickel (D) Vanadium

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Stainless steel contains (A) Chromium and nickel (B) Copper (C) Aluminium (D) Vanadium

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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. (A) Addition of methane to the furnace atmosphere reduces decarburising by hydrogen (B) Nitrogen in presence of steam decor-burises high carbon steel, whereas hydrocarbon gases carburise the surface of steel at annealing temperatures (C) Active nitrogen (formed by cracking ammonia at the metal surface) cause nitride formation with increase in surface hardness (D) None of these

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