__________ is the trade name assigned to a non-ferrous cast alloy composed of cobalt, chromium & tungsten. (A) Stellite (B) High speed steel (C) Cermet (D) Alnico

__________ is the trade name assigned to a non-ferrous cast alloy
composed of cobalt, chromium & tungsten.
(A) Stellite
(B) High speed steel
(C) Cermet
(D) Alnico
by

1 Answer

Answer :

Option A
by

Related questions

Alloying elements present in Haynes stellite, which has superior performance than high speed steel, are: (A) Nickel, cobalt & chromium (B) Tungsten, chromium & cobalt (C) Manganese, chromium & cobalt (D) Tungsten, molybdenum & nickel

Description : Alloying elements present in Haynes stellite, which has superior performance than high speed steel, are: (A) Nickel, cobalt & chromium (B) Tungsten, chromium & cobalt (C) Manganese, chromium & cobalt (D) Tungsten, molybdenum & nickel

Last Answer : Option B

Stellite is a __________ material. (A) Ferrous (B) Ceramic (C) Cemented carbide (D) Non-ferrous cast alloy cutting tool

Description : Stellite is a __________ material. (A) Ferrous (B) Ceramic (C) Cemented carbide (D) Non-ferrous cast alloy cutting tool

Last Answer : (D) Non-ferrous cast alloy cutting tool

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

Last Answer : (B) Cobalt, chromium & tungsten

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

Last Answer : (B) Cobalt, chromium and tungsten

__________ 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

__________ 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

Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are (A) Cobalt, chromium & tungsten (B) Cobalt, chromium & nickel (C) Molybdenum, tungsten & chromium (D) Cobalt, zirconium & molybdenum

Description : Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are (A) Cobalt, chromium & tungsten (B) Cobalt, chromium & nickel (C) Molybdenum, tungsten & chromium (D) Cobalt, zirconium & molybdenum

Last Answer : : Option A

Steel containing low percentage of nickel, chromium & tungsten are termed as the __________ steel. (A) Wrought (B) Tool (C) Alloy (D) Plain carbon

Description : Steel containing low percentage of nickel, chromium & tungsten are termed as the __________ steel. (A) Wrought (B) Tool (C) Alloy (D) Plain carbon

Last Answer : (D) Plain carbon

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

Description : 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

Last Answer : (D) Cobalt

Broaching tools are usually made of (A) Cermets (B) High speed steel (C) Tungsten carbide (D) Stellite

Description : Broaching tools are usually made of (A) Cermets (B) High speed steel (C) Tungsten carbide (D) Stellite

Last Answer : Option B

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

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

Last Answer : (B) Cobalt

Which of the following alloy steels is the most suitable for making gun barrels and projectiles? (A) Tungsten steel (B) Molybdenum steel (C) Nickel-chrome steel (D) Cobalt steel

Description : Which of the following alloy steels is the most suitable for making gun barrels and projectiles? (A) Tungsten steel (B) Molybdenum steel (C) Nickel-chrome steel (D) Cobalt steel

Last Answer : (C) Nickel-chrome steel

Pick out the wrong statement. (A) A ferromagnetic material becomes paramagnetic above the 'Curie temperature' (B) Permanent magnets are made of hard materials, whereas electromagnets require soft magnetic materials (C) Soft magnetic materials (e.g., pure iron) have higher permeability and low hysterisis loss and coercive forces (D) Tungsten steel and alnico are not hard magnetic materials

Description : Pick out the wrong statement. (A) A ferromagnetic material becomes paramagnetic above the 'Curie temperature' (B) Permanent magnets are made of hard materials, whereas electromagnets require soft ... hysterisis loss and coercive forces (D) Tungsten steel and alnico are not hard magnetic materials

Last Answer : Option D

Carbide tipped cutting tools are manufactured by powder metallurgy techniques and have a composition of (A) 90% tungsten carbide and 10% cobalt (B) 70% aluminium oxide & 30% silica (C) 30% nickel, 15% chromium & 55% tungsten (D) 65% tungsten & 35% zirconium

Description : Carbide tipped cutting tools are manufactured by powder metallurgy techniques and have a composition of (A) 90% tungsten carbide and 10% cobalt (B) 70% aluminium oxide & 30% silica (C) 30% nickel, 15% chromium & 55% tungsten (D) 65% tungsten & 35% zirconium

Last Answer : Option A

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

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

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

Alloy steel containing chromium to resist rusting is known as (a) wrought iron (b) cast iron (c) hard steel (d) stainless steel

Description : Alloy steel containing chromium to resist rusting is known as (a) wrought iron (b) cast iron (c) hard steel (d) stainless steel

Last Answer : Ans:(d)

Alloy steel containing chromium, to resist rusting, is known as (a) Wrought iron (b) Cast iron (c) Hard steel (d) Stainless steel

Description : Alloy steel containing chromium, to resist rusting, is known as (a) Wrought iron (b) Cast iron (c) Hard steel (d) Stainless steel

Last Answer : Ans:(d)

Drills are usually made of (A) Cermets (B) High speed steel (C) Alloy steel (D) Tungsten carbide

Description : Drills are usually made of (A) Cermets (B) High speed steel (C) Alloy steel (D) Tungsten carbide

Last Answer : Option B

In the formation of cermets, the ratio of ceramic material to metallic material is usually 80:20. Which of the following is a cermet? (A) Zirconia (B) Alumina (C) Bakelite (D) Tungsten carbi

Description : In the formation of cermets, the ratio of ceramic material to metallic material is usually 80:20. Which of the following is a cermet? (A) Zirconia (B) Alumina (C) Bakelite (D) Tungsten carbi

Last Answer : Option D

The main constituent of permalloy is (a) cobalt (b) chromium (c) nickel (d) tungsten

Description : The main constituent of permalloy is (a) cobalt (b) chromium (c) nickel (d) tungsten

Last Answer : (c) nickel

Highest cutting speed is achieved by the __________ tool material. (A) High speed steel (B) Carbide (C) Cast alloy (D) Plain carbon steel

Description : Highest cutting speed is achieved by the __________ tool material. (A) High speed steel (B) Carbide (C) Cast alloy (D) Plain carbon steel

Last Answer : (B) Carbide

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

Vycor, a widely used material for making 'thermal wells' in temperature measurement, is a (A) Cermet (B) Glass (C) Thermosetting plastic (D) Metallic alloy

Description : Vycor, a widely used material for making 'thermal wells' in temperature measurement, is a (A) Cermet (B) Glass (C) Thermosetting plastic (D) Metallic alloy

Last Answer : (B) Glass

Galvanising is generally done on (A) Non-ferrous metals (B) Low carbon steel (C) Stainless steel (D) Cast iron

Description : Galvanising is generally done on (A) Non-ferrous metals (B) Low carbon steel (C) Stainless steel (D) Cast iron

Last Answer : (B) Low carbon steel

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

The alloy of aluminium used for making magnet is-----? A. Duralumin B. Y-Alloy C. Alnico (Answer) D. Aluminium bronze

Description : The alloy of aluminium used for making magnet is-----? A. Duralumin B. Y-Alloy C. Alnico (Answer) D. Aluminium bronze

Last Answer : C. Alnico (Answer)

What three elements besides iron make up the alloy alnico, used for making magnets?

Description : What three elements besides iron make up the alloy alnico, used for making magnets? 

Last Answer : ANSWER: WLUMINUM, NICKEL, AND COBALT 

The iron alloy, ALNICO is mainly used to make ________

Description : The iron alloy, ALNICO is mainly used to make ________ A) Temporary magnets B) Permanent magnets C) Transmission lines D) None of these

Last Answer : The iron alloy, ALNICO is mainly used to make Permanent magnets

Permanent magnet is normally made of- (a) Aluminum (b) Wrought iron (c) Cast iron (d) Alnico alloys

Description : Permanent magnet is normally made of- (a) Aluminum (b) Wrought iron (c) Cast iron (d) Alnico alloys

Last Answer : Ans: C

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

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.

For the manufacture of stainless steel, steel is mixed with (A) Chromium (B) Nickel (C) Tungsten (D) None of these

Description : For the manufacture of stainless steel, steel is mixed with (A) Chromium (B) Nickel (C) Tungsten (D) None of these

Last Answer : Answer: Option A

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

Last Answer : Tungsten

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

Powder metallurgy technique is used in the production of __________ tools. (A) Tungsten carbide (B) High carbon steel (C) High speed steel (D) Drilling

Description : Powder metallurgy technique is used in the production of __________ tools. (A) Tungsten carbide (B) High carbon steel (C) High speed steel (D) Drilling

Last Answer : Option A

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

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

Which of the following is not a non-ferrous alloy? (A) Meehanite (B) Magnalium (C) Gun metal (D) Muntz metal

Description : Which of the following is not a non-ferrous alloy? (A) Meehanite (B) Magnalium (C) Gun metal (D) Muntz metal

Last Answer : (A) Meehanite

Oxyacetylene reducing flame is used while carrying out welding on (A) Alloy steel (B) Grey cast iron (C) Mild steel (D) High carbon steel

Description : Oxyacetylene reducing flame is used while carrying out welding on (A) Alloy steel (B) Grey cast iron (C) Mild steel (D) High carbon steel

Last Answer : (C) Mild steel

Oxyacetylene reducing flame is used while carrying out welding on (A) Alloy steel (B) Grey cast iron (C) Mild steel (D) High carbon steel

Description : Oxyacetylene reducing flame is used while carrying out welding on (A) Alloy steel (B) Grey cast iron (C) Mild steel (D) High carbon steel

Last Answer : Option C

Wrought iron is (A) High carbon iron (B) Highly resistance to acid corrosion (C) Malleable & ductile; and hence is used for chain links, hooks & couplings (D) An alloy of iron, chromium & carbon

Description : Wrought iron is (A) High carbon iron (B) Highly resistance to acid corrosion (C) Malleable & ductile; and hence is used for chain links, hooks & couplings (D) An alloy of iron, chromium & carbon

Last Answer : (C) Malleable & ductile; and hence is used for chain links, hooks & couplings

A ferrous metal is (A) Cast iron (B) Wrought iron (C) Steel (D) All the above

Description : A ferrous metal is (A) Cast iron (B) Wrought iron (C) Steel (D) All the above

Last Answer : Answer: Option D

Generally __________ are subjected to galvanising (i.e., zinc coating). (A) Non-ferrous metals (B) Non-metals (C) Low carbon steels (D) Stainless steel

Description : Generally __________ are subjected to galvanising (i.e., zinc coating). (A) Non-ferrous metals (B) Non-metals (C) Low carbon steels (D) Stainless steel

Last Answer : (C) Low carbon steels

Stainless steel is an alloy of - (1) chromium and carbon (2) chromium, carbon and iron (3) chromium and iron (4) carbon and iron

Description : Stainless steel is an alloy of - (1) chromium and carbon (2) chromium, carbon and iron (3) chromium and iron (4) carbon and iron

Last Answer : (2) chromium, carbon and iron Explanation: Steel is an alloy made by combining iron and other elements, the most common of these being carbon. When carbon is used, its content in the steel ... 11% chromium content by mass. Stainless steel differs from carbon steel by the amount of chromium present.

________ 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

Transformer cores are laminated with (A) Low carbon steel. (B) Silicon sheet steel. (C) Nickel alloy steel. (D) Chromium sheet steel.

Description : Transformer cores are laminated with (A) Low carbon steel. (B) Silicon sheet steel. (C) Nickel alloy steel. (D) Chromium sheet steel.

Last Answer : (B) Silicon sheet steel.

Stainless steel is an alloy of (1) chromium and carbon (2) chromium, carbon and iron (3) chromium and iron (4) carbon and iron

Description : Stainless steel is an alloy of (1) chromium and carbon (2) chromium, carbon and iron (3) chromium and iron (4) carbon and iron

Last Answer : chromium, carbon and iron

A steel alloy containing 36% nickel is called __________, which has a zero co-efficient of expansion. (A) Austenitic stainless steel (B) Heat resisting steel (C) Invar (D) High speed steel

Description : A steel alloy containing 36% nickel is called __________, which has a zero co-efficient of expansion. (A) Austenitic stainless steel (B) Heat resisting steel (C) Invar (D) High speed steel

Last Answer : (C) Invar