__________ is the most important element, which controls the physical properties of steel. (A) Manganese (B) Silicon (C) Carbon (D) Vanadium

__________ is the most important element, which controls the physical properties of steel.
(A) Manganese
(B) Silicon
(C) Carbon
(D) Vanadium
by

1 Answer

Answer :

(C) Carbon
by

Related questions

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

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

Last Answer : Option D

Which of the following exercises most powerful influence on the mechanical properties of steel? (A) Manganese (B) Carbon (C) Phosphorous (D) Silicon

Description : Which of the following exercises most powerful influence on the mechanical properties of steel? (A) Manganese (B) Carbon (C) Phosphorous (D) Silicon

Last Answer : (B) Carbon

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

Description : 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

Last Answer : Answer: Option D

__________ is added in low carbon steel to raise its yield point. (A) Sulphur (B) Phosphorous (C) Silicon (D) Manganese

Description : __________ is added in low carbon steel to raise its yield point. (A) Sulphur (B) Phosphorous (C) Silicon (D) Manganese

Last Answer : (D) Manganese

Brittleness induced due to the presence of sulphur in steel can be reduced by adding (A) Manganese (B) Magnesium (C) Vanadium (D) Copper

Description : Brittleness induced due to the presence of sulphur in steel can be reduced by adding (A) Manganese (B) Magnesium (C) Vanadium (D) Copper

Last Answer : (A) Manganese

Brittleness induced due to the presence of sulphur in steel can be reduced by adding (A) Manganese (B) Magnesium (C) Vanadium (D) Copper

Description : Brittleness induced due to the presence of sulphur in steel can be reduced by adding (A) Manganese (B) Magnesium (C) Vanadium (D) Copper

Last Answer : r: Option A

Corrosion resisting properties of cast iron are significantly improved by the addition of 12 - 15% of (A) Tungsten (B) Vanadium (C) Silicon (D) All (A), (B) & (C)

Description : Corrosion resisting properties of cast iron are significantly improved by the addition of 12 - 15% of (A) Tungsten (B) Vanadium (C) Silicon (D) All (A), (B) & (C)

Last Answer : (C) Silicon

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

Last Answer : (A) Manganese

The steel used for rails under heavy traffic and on sharp curves, is (A) Nickel steel (B) Chrome steel (C) Manganese steel (D) Vanadium steel

Description : The steel used for rails under heavy traffic and on sharp curves, is (A) Nickel steel (B) Chrome steel (C) Manganese steel (D) Vanadium steel

Last Answer : Answer: Option C

Which of the following gradients exerts maximum influence on properties of steel? (A) Iron (B) Carbon (C) Manganese (D) Sulphur

Description : Which of the following gradients exerts maximum influence on properties of steel? (A) Iron (B) Carbon (C) Manganese (D) Sulphur

Last Answer : Answer: Option B

The 'transition temperature' for ductile to brittle behaviour of steel increases with increase in the __________ content in steel. (A) Carbon (B) Manganese (C) Both 'a' nor 'b' (D) Neither 'a' nor 'b'

Description : The 'transition temperature' for ductile to brittle behaviour of steel increases with increase in the __________ content in steel. (A) Carbon (B) Manganese (C) Both 'a' nor 'b' (D) Neither 'a' nor 'b'

Last Answer : (A) Carbon

The yield point phenomenon observed in annealed low carbon steel is due to the presence of the following element. (A) Silicon (B) Carbon (C) Phosphorous (D) Chromium

Description : The yield point phenomenon observed in annealed low carbon steel is due to the presence of the following element. (A) Silicon (B) Carbon (C) Phosphorous (D) Chromium

Last Answer : Option B

The following element can't impart high strength at elevated temperature A. Manganese B. Magnesium C. Nickel D. Silicon

Description : The following element can't impart high strength at elevated temperature A. Manganese B. Magnesium C. Nickel D. Silicon

Last Answer : B. Magnesium

Which of the following has a very high carbide forming tendency in steels? (A) Silicon (B) Chromium (C) Nickel (D) Vanadium

Description : Which of the following has a very high carbide forming tendency in steels? (A) Silicon (B) Chromium (C) Nickel (D) Vanadium

Last Answer : (D) Vanadium

__________ is added in stainless steel to prevent inter crystal corrosion. (A) Vanadium (B) Niobium (C) Chromium (D) Nickel

Description : __________ is added in stainless steel to prevent inter crystal corrosion. (A) Vanadium (B) Niobium (C) Chromium (D) Nickel

Last Answer : (B) Niobium

__________ can replace tungsten in high speed steel, (A) Chromium (B) Vanadium (C) Cobalt (D) Molybdenum

Description : __________ can replace tungsten in high speed steel, (A) Chromium (B) Vanadium (C) Cobalt (D) Molybdenum

Last Answer : (D) Molybdenum

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

Last Answer : (D) Tungsten

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

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

Last Answer : (A) Chromium

__________ can replace tungsten in high speed steel. (A) Chromium (B) Vanadium (C) Cobalt (D) Molybdenum

Description : __________ can replace tungsten in high speed steel. (A) Chromium (B) Vanadium (C) Cobalt (D) Molybdenum

Last Answer : (C) Cobalt

Iron ore may contain (A) Carbon (B) Silicon (C) Phosphorus and manganese (D) All the above

Description : Iron ore may contain (A) Carbon (B) Silicon (C) Phosphorus and manganese (D) All the above

Last Answer : Answer: Option D

Stainless steel resists corrosion due to (A) Carbon (B) Sulphur (C) Vanadium (D) Chromium

Description : Stainless steel resists corrosion due to (A) Carbon (B) Sulphur (C) Vanadium (D) Chromium

Last Answer : Answer: Option D

Ball bearings are normally made of __________ steel. (A) High speed (B) High carbon (C) Chrome (D) Silicon

Description : Ball bearings are normally made of __________ steel. (A) High speed (B) High carbon (C) Chrome (D) Silicon

Last Answer : (C) Chrome

Which of the following is not a principal alloying element for the structural steel? (A) Molybdenum (B) Nickel (C) Manganese (D) Chromium

Description : Which of the following is not a principal alloying element for the structural steel? (A) Molybdenum (B) Nickel (C) Manganese (D) Chromium

Last Answer : (A) Molybdenum

Which of the following alloy steels has the energy saving properties making it suitable for use in electrical machines? (A) Silicon steel (B) Chromium steel (C) Molybdenum steel (D) None of these

Description : Which of the following alloy steels has the energy saving properties making it suitable for use in electrical machines? (A) Silicon steel (B) Chromium steel (C) Molybdenum steel (D) None of these

Last Answer : (A) Silicon steel

Duralumin is an alloy of (A) Aluminium, copper and manganese (B) Aluminium, nickel and silicon (C) Aluminium and nickel (D) None of these

Description : Duralumin is an alloy of (A) Aluminium, copper and manganese (B) Aluminium, nickel and silicon (C) Aluminium and nickel (D) None of these

Last Answer : (A) Aluminium, copper and manganese

Which of the following variables controls the physical properties of a perfect gas  (a) pressure  (b) temperature  (c) volume  (d) all of the above  (e) atomic mass.

Description : Which of the following variables controls the physical properties of a perfect gas  (a) pressure  (b) temperature  (c) volume  (d) all of the above  (e) atomic mass.

Last Answer : Answer : d

Austenitic manganese steel used for making jaws of crushing machines contains about __________ percent manganese. (A) 1.5-2 (B) 3.5-4.5 (C) 7-9 (D) 12-14

Description : Austenitic manganese steel used for making jaws of crushing machines contains about __________ percent manganese. (A) 1.5-2 (B) 3.5-4.5 (C) 7-9 (D) 12-14

Last Answer : (D) 12-14

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.

Last Answer : 1) Effect of Nickel as alloying Element: i) Provides toughness, corrosion resistance, and deep hardening. ii) Increases resistance to impact iii ) Improves tensile strength 2. Effect ... temper brittleness. iv) increases strength. V0 Mo-carbides help increase creepresistance at elevated temps

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

Description : 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

Last Answer : (B) Nickel and chromium

Which of the following alloying elements is present in maximum percentage in high speed steel? (A) Molybdenum (B) Chromium (C) Tungsten (D) Vanadium

Description : Which of the following alloying elements is present in maximum percentage in high speed steel? (A) Molybdenum (B) Chromium (C) Tungsten (D) Vanadium

Last Answer : (C) Tungsten

Chrome vanadium steels usually contain 0.8 to 1.1% Cr, 0.25 to 0.35% C and < 0.25% V. It is (A) Used for making axle & shafts of aeroplanes, automobiles and locomotives (B) Having poor fatigue resistance (C) Having poor toughness (D) Not helpful in producing cleaner steel due to oxidising action of vanadium

Description : Chrome vanadium steels usually contain 0.8 to 1.1% Cr, 0.25 to 0.35% C and < 0.25% V. It is (A) Used for making axle & shafts of aeroplanes, automobiles and locomotives (B) ... resistance (C) Having poor toughness (D) Not helpful in producing cleaner steel due to oxidising action of vanadium

Last Answer : (A) Used for making axle & shafts of aeroplanes, automobiles and locomotives

18-4-1 high speed steel contains 18%, 4% and 1% respectively of (A) Tungsten, vanadium and chromium (B) Tungsten, chromium and vanadium (C) Vanadium, chromium and tungsten (D) Chromium, tungsten and vanadium

Description : 18-4-1 high speed steel contains 18%, 4% and 1% respectively of (A) Tungsten, vanadium and chromium (B) Tungsten, chromium and vanadium (C) Vanadium, chromium and tungsten (D) Chromium, tungsten and vanadium

Last Answer : (B) Tungsten, chromium and vanadium

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

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

Last Answer : (A) Chromium and nickel

Which of the following alloying elements is present in maximum percentage in high speed steel? (A) Molybdenum (B) Chromium (C) Tungsten (D) Vanadium

Description : Which of the following alloying elements is present in maximum percentage in high speed steel? (A) Molybdenum (B) Chromium (C) Tungsten (D) Vanadium

Last Answer : (A) Molybdenum

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

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

Last Answer : (A) Nickel

Manganese is added in low carbon steel to A. Make the steel tougher and harder B. Raise the yield point C. Make the steel ductile and of good bending qualities D. All of the above

Description : Manganese is added in low carbon steel to A. Make the steel tougher and harder B. Raise the yield point C. Make the steel ductile and of good bending qualities D. All of the above

Last Answer : C. Make the steel ductile and of good bending qualities

Weld decay occurs in which of the following steel types? a) Carbon/Manganese b) Low alloy c) Any stainless steel d) Austenitic stainless steels

Description : Weld decay occurs in which of the following steel types? a) Carbon/Manganese b) Low alloy c) Any stainless steel d) Austenitic stainless steels

Last Answer : d) Austenitic stainless steels

Which material is suitable for shaft material? a. High speed steel b. Stainless steel or high carbon steel c. Grey cast iron d. Steel having approx. 0.4% carbon and 0.8% manganese

Description : Which material is suitable for shaft material? a. High speed steel b. Stainless steel or high carbon steel c. Grey cast iron d. Steel having approx. 0.4% carbon and 0.8% manganese

Last Answer : d. Steel having approx. 0.4% carbon and 0.8% manganese

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

Last Answer : c) Chromium

Carbon percentage is the same in cast iron and (A) Wrought iron(B) Pig iron(C) Mild steel(D) High silicon (14%) iron

Description : Carbon percentage is the same in cast iron and (A) Wrought iron (B) Pig iron (C) Mild steel (D) High silicon (14%) iron

Last Answer : (B) Pig iron

Carbon tetrachloride can be stored in a storage vessel made of (A) High silicon iron (14% Si) (B) Tin (C) Stainless steel (D) All (A), (B) and (C)

Description : Carbon tetrachloride can be stored in a storage vessel made of (A) High silicon iron (14% Si) (B) Tin (C) Stainless steel (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Which of the following finds the least commercial use? (A) Pure iron (B) High silicon iron (C) Low carbon steel (D) High carbon steel

Description : Which of the following finds the least commercial use? (A) Pure iron (B) High silicon iron (C) Low carbon steel (D) High carbon steel

Last Answer : (A) Pure iron

In a good rimming steel (A) Carbon and silicon should be low (B) Silicon should be low but carbon should be high (C) Both silicon & carbon should be high (D) Silicon should be high but carbon should be low

Description : In a good rimming steel (A) Carbon and silicon should be low (B) Silicon should be low but carbon should be high (C) Both silicon & carbon should be high (D) Silicon should be high but carbon should be low

Last Answer : (A) Carbon and silicon should be low

Catalyst used in the 'catalytic converter' employed in automobile exhaust line for complete combustion/oxidation of carbon monoxide, nitrogen oxides and hydrocarbons is (A) Alumina (B) Platinum (C) Vanadium pentoxide (D) Iron oxide

Description : Catalyst used in the 'catalytic converter' employed in automobile exhaust line for complete combustion/oxidation of carbon monoxide, nitrogen oxides and hydrocarbons is (A) Alumina (B) Platinum (C) Vanadium pentoxide (D) Iron oxide

Last Answer : Option B

Is vanadium cutlery better than stainless steel?

Description : Is vanadium cutlery better than stainless steel?

Last Answer : Any cutlery containing vanadium will hold its edge longer but also be harder to sharpen when dull.

Vanadium steel is generally used for (A) Railway switches and crossing (B) Bearing balls (C) Magnets (D) Axles and spring

Description : Vanadium steel is generally used for (A) Railway switches and crossing (B) Bearing balls (C) Magnets (D) Axles and spring

Last Answer : Answer: Option D

__________ steel is widely used for the manufacture of motor car crankshafts. (A) Silicon (B) Nickel (C) Chrome (D) High speed

Description : __________ steel is widely used for the manufacture of motor car crankshafts. (A) Silicon (B) Nickel (C) Chrome (D) High speed

Last Answer : (C) Chrome

Hypersil' is a __________ steel. (A) High speed (B) Silicon (C) Molybdenum (D) Tungsten

Description : Hypersil' is a __________ steel. (A) High speed (B) Silicon (C) Molybdenum (D) Tungsten

Last Answer : (B) Silicon

Addition of __________ to steel does not help in improving its machinability. (A) Sulphur (B) Silicon (C) Lead (D) Phosphorous

Description : Addition of __________ to steel does not help in improving its machinability. (A) Sulphur (B) Silicon (C) Lead (D) Phosphorous

Last Answer : (B) Silicon

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