Description : Spiegeleisen is an alloy of
Last Answer : Spiegeleisen is an alloy of A. Fe,Mn,,C B. Fe,Mg,C C. Mn,C,Zn D. Fe,Mn,Mg
Description : Alloy used in the manufacture of pendu- lum of clock?
Last Answer : Invar
Description : Alloy used in the manufacture of gun bar- rels?
Last Answer : Gun metal
Description : In the Contact process of sulphuric acid manufacture, 98% acid cooler is made of (A) Stainless steel (B) Cast iron (C) Lead lined steel (D) Rubber lined steel
Last Answer : (B) Cast iron
Description : In the Kraft (sulphate) process for the paper manufacture, the digestor is made of (A) Cast iron (B) Stainless steel (C) Karbate carbon (D) Wrought iron
Last Answer : (B) Stainless steel
Description : In the Kraft process of sulphate paper pulp manufacture, the black liquor and the white liquor storage tank is made of (A) Concrete (B) Wood (C) Steel (D) Porcelain
Last Answer : (C) Steel
Description : Bessemer process is used for the manufacture of (A) Pig iron (B) Cast iron (C) Wrought iron D) Steel
Last Answer : Answer: Option D
Description : The variety of pig iron used for the manufacture of steel by Bessemer process, is (A) Bessemer pig (B) Grey pig (C) White forge pig (D) Mottled pig
Last Answer : Answer: Option A
Description : Stainless steel is an alloy of which metals? -Do You Know?
Last Answer : iron and carbon.
Description : Stainless steel is an alloy of -General Knowledge
Last Answer : iron and carbon
Description : Match the following: A. Salem 1. Antibiotics B. Pimpri 2. Petroleum refining C. Perambur 3. Alloy steel D: Bongaigaon 4. Railway coaches A B C D (a) 3 1 4 2 (b) 4 1 3 2 (c) 3 2 1 4 (d) 1 2 4 3
Last Answer : Ans: (a)
Description : Of the following commonly used materials, the one that is not an alloy is (a) steel (b) brass (c) bronze (d) diamond
Last Answer : Ans:(d)
Description : 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
Description : Which of the following steel plants is not managed by Indian Steel Authority Limited? (1) Selaam Rust resistant Steel Plant (2) Vishakhapatnam Steel Plant (3) Alloy Steel Plant, Durgapur (4) Bokaro Steel Plant
Last Answer : (1) Selaam Rust resistant Steel Plant Explanation: SAIL with its corporate office in New Delhi operates and manages five integrated steel plants at Bhilai, Bokaro, Durgapur, Rourkela and Burnpur, ... cleanest city in India, the administration of Chandigarh is considering a green code for the city.
Description : Of the following commonly used materials, the one that is not an alloy is - (1) Steel (2) Brass (3) Bronze (4) Copper
Last Answer : (4) Copper Explanation: Copper is not an alloy; it is a soft, malleable, and ductile metal with very high thermal and electrical conductivity. It is used as a constituent of various ... marine hardware and coins, and constant an used in strain gauges and thermocouples for temperature measurement.
Description : An alloy used in making heating elements for electric heating device is - (1) Solder (2) Alloy Steel (3) Nichrome (4) German Silver
Last Answer : (3) Nichrome Explanation: Nichrome is a mixture of chromium and nickel. Nichrome wire is a great conductor of electricity. Nichrome is used to make heating coils and other types of elements in household appliances.
Description : Which of the following alloy is used in making magnet? (1) Duralumin (2) Stainless steel (3) Elniko (4) Magnalium
Last Answer : (3) Elniko Explanation: A magnetic alloy is a combination of various metals from the periodic table that contains at least one of the three main magnetic elements: iron (Fe), nickel (Ni), and cobalt (Co).
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.
Description : The part of a fuse that melts and opens the circuit is made of _____________. A. copper and antimony B. steel and babbitt C. aluminum or beryllium alloy D. zinc or an alloy of tin and lead
Last Answer : Answer: D
Description : tainless steel is an alloy of which metals?
Last Answer : Iron, chromium and nickel
Description : Crushing of mineral particles is accomplished in a 'cage mill', when one or more alloy steel bars are revolved in opposite directions. It is a type of __________ mill. (A) Impact (B) Roll (C) Vibratory (D) None of these
Last Answer : (A) Impact
Description : Balls for ball mills are never made of (A) Forged/cast steel (B) Lead (C) Cast iron (D) Alloy steel
Last Answer : (B) Lead
Description : . In order to be called steel, an alloy should have iron percentage greater than (A) 80 (B) 70 (C) 90 (D) 50
Last Answer : (A) 80
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
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
Description : An alloy of iron containing 4% carbon is called (A) High carbon steel (B) Wrought iron (C) Mild steel (D) None of these
Last Answer : (D) None of these
Description : Mild steel is a/an __________ steel. (A) Low carbon (B) Medium carbon (C) High carbon (D) High alloy
Last Answer : (A) Low carbon
Description : Liners of a ball mill are never made of (A) Lead (B) Alloy steel (C) Rubber or ceramic material (D) Cast iron
Last Answer : (A) Lead
Description : Presence of manganese in alloy steel improves its (A) Corrosion resistance (B) Cutting ability (C) Abrasion resistance & toughness (D) Elasticity & creep resistance
Last Answer : (C) Abrasion resistance & toughness
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
Description : Pick out the wrong statement (A) Hardening makes the steel more brittle (B) High alloy steels contain more than 50% alloying element (C) 18/8 stainless steel is a magnetic steel (D) Both (B) and (C)
Last Answer : (D) Both (B) and (C)
Description : Which of the following is the costliest material of construction used in pressure vessel construction? (A) Low alloy steel (B) Lead (C) Titanium (D) High alloy steel
Last Answer : (C) Titanium
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
Description : Brazing filler metal used for joining steel plates (A) Melts below the melting points of base metals (B) Melts below 300°C (C) Is copper phosphorous alloy
Last Answer : (A) Melts below the melting points of base metals
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
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
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
Description : __________ of hard alloy and tool steel is done to make it easily machinable. (A) Case carburising (B) Tempering (C) Normalising (D) Annealing
Last Answer : (B) Tempering
Description : The system in which high tensile alloy steel bars (silica manganese steel) are used as prestressing tendons, is known as (A) Freyssinet system (B) Magnel-Blaton system (C) C.C.L. standard system (D) Lee-McCall system
Description : __________ 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
Last Answer : Option A
Last Answer : Option C
Description : Pick out the wrong statement. (A) Weldability of high carbon steel is poorer compared to low carbon steel (B) Invar is a magnetic alloy (C) Magnetic permeability of the diamagnetic material is less than one (D) Martenistic transformation never goes to completion (i.e., 100%) at room temperature
Last Answer : Option B
Description : Drills are usually made of (A) Cermets (B) High speed steel (C) Alloy steel (D) Tungsten carbide
Description : Cutter bar is made up of which material a) High grade steel. b) Low carbon alloy steel. c) Platinum. d) High speed tool steel
Last Answer : High grade steel
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
Description : The shaft are made of (a) Mild steel (b) alloy steel (c) Cooper alloys (d) Any of these
Last Answer : (d) Any of these
Description : The shafts are made of a. mild steel b. alloy steel c. copper alloys d. cast iron.
Last Answer : d. cast iron.
Description : Mild steel is an alloy with carbon content a)0.25%. b)5% c)10%. d)25%
Last Answer : a)0.25%.