Description : Pick out the correct statement. (A) Stainless steel is nothing but chromium coated steel (B) Hardening of a soft metal can be done by alloying it with another metal or non-metal (C) ... its temporary distortion under the action of applied stress (D) Rusting of iron is not electrochemical in nature
Last Answer : (B) Hardening of a soft metal can be done by alloying it with another metal or non-metal
Description : SO3 is absorbed using H2SO4 in a (A) Cast iron packed tower (B) Stainless steel plate tower (C) Packed steel tower lined with acid proof bricks (D) None of these
Last Answer : (C) Packed steel tower lined with acid proof bricks
Description : Stainless steel resists corrosion due to (A) Carbon (B) Sulphur (C) Vanadium (D) Chromium
Last Answer : Answer: Option D
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
Description : Stainless steel contains (A) 18% of chromium and 8% nickel (B) 8% of chromium and 18% of nickel (C) 12% of chromium and 36% of nickel (D) 36% of chromium and 12% of nickel
Description : Which glass is used in bullet proof screens?
Last Answer : Reinforced glass
Description : Water bottles: plastic, glass, stainless steel, or ...?
Last Answer : i work for the sierra club and we did an article on this in our magazine:
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.
Description : ________ is an alloy made from iron , chromium and nickel . a) stainless steel b)steel c)brass d)bronze
Last Answer : a) stainless steel
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 : chromium and nickel
Description : Stainless steel is welded with difficulty because of (A) Its high melting temperature (B) Chances of cracking (C) Oxide film formation (D) Chromium carbide formation
Last Answer : Option C
Description : For constructing a terrazzo floor, Pick up the incorrect statement from the following: (A) A base course is prepared as in cement concrete flooring (B) A 32 mm thick layer of cement concrete ... final grinding is over, oxalic acid mixed with water is spread over and rubbed hard with soft material
Last Answer : Answer: Option B
Description : Supporting legs of a plate and frame filter is normally made of (A) Stainless steel (B) Cast iron (C) High speed steel (D) Wooden plank
Last Answer : (B) Cast iron
Description : Why would anyone think it's a good idea to "test" a bullet-proof vest when they're actually wearing a flak jacket?
Last Answer : And once again, the process of natural selection shows its primacy. Stupid people do stupid things.
Description : Chromium obtained from chromite is used in making. A. Gypsum B. Pesticide C. Stainless Steel D. Fertilizer
Last Answer : ANSWER: B
Description : Stainless steel contains which of the following? (a) Aluminium and Zinc (b) Chromium and Carbon (c) Zinc and Mercury (d) Copper and Cadmium
Last Answer : Ans:(b)
Description : The substances used in the manufacture of stainless steel are 1. Chromium 2. Iron 3. Copper 4. Steel The correct answers are: (a) 1 and 4 (b) 1, 2, 3 and 4 (c) 2, 3 and 4 (d) 1, 2 and 4
Last Answer : Ans:(a)
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)
Description : Alloy steel containing chromium, to resist rusting, is known as (a) Wrought iron (b) Cast iron (c) Hard steel (d) Stainless steel
Description : The important metal used with iron to produce stainless steel is – (1) Al (2) Chromium (3) Tin (4) Carbon
Last Answer : (2) Chromium Explanation: Stainless steel is an alloy of iron with chromium. Chromium prevents its from corrosion. Stainless steel differs from carbon steel by the amount of chromium present.
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.
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 : Explain the effects of alloying chromium and nickel in stainless steel.
Last Answer : Addition of nickel and chromium increases the tensile strength and increase in resistance to corrosion takes place.
Description : __________ is added in stainless steel to prevent inter crystal corrosion. (A) Vanadium (B) Niobium (C) Chromium (D) Nickel
Last Answer : (B) Niobium
Description : Stainless steel contains (A) Chromium and nickel (B) Copper (C) Aluminium (D) Vanadium
Last Answer : (A) Chromium and nickel
Description : 18/8 stainless steel means, that it contains (A) 18% chromium and 8% nickel (B) 18% chromium and 8% molybdenum (C) 18% nickel and 8% chromium (D) 18% molybdenum and 8% chromium
Last Answer : (A) 18% chromium and 8% nickel
Description : Which metal is added to steel to make it stainless steel? A. Chromium (Answer) B. Aluminium C. Carbon D. Copper
Last Answer : A. Chromium (Answer)
Description : Explain The Effects Of Alloying Chromium And Nickel In Stainless Steel.?
Last Answer : The addition of nickel and chromium increases the tensile strength and increase in resistance to corrosion takes place.
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
Description : Which of the following is an important element of stainless steel. w) chromium x) magnesium y) copper z) nickel
Last Answer : ANSWER: W -- CHROMIUM
Description : The important metal used with iron to produce stainless steel is (1) Aluminium (2) Chromium (3) Tin (4) Carbon
Last Answer : Chromium
Description : Which of the following elements is not present in stainless steel? (1) Iron (2) Tungsten (3) Chromium(4) Nickel
Last Answer : Tungsten
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
Description : 100% H2SO4 at 30°C can't be stored in a vessel made/lined with (A) Cast iron and high silicon iron (B) Mild steel and stainless steel (C) Aluminium, tin and rubber (D) Teflon, glass and porcelain
Last Answer : (C) Aluminium, tin and rubber
Description : Polymerisation reactor used in the production of styrene butadiene rubber (SBR) is made of (A) Stainless steel or glass lined steel (B) Nickel clad steel (C) High silicon cast iron (D) Aluminium
Last Answer : (A) Stainless steel or glass lined steel
Description : Plate and frame filter press is usually made of (A) Mild steel (B) Cast iron (C) Stainless steel (D) Galvanised iron
Description : In a plate type heat exchanger, heat transfer plates are never made of (A) Stainless steel (B) Cast iron (C) Titanium (D) Hastelloy C
Description : David Neeleman (Jet Blue), Steve Jobs (Apple), George Zimmer (Men’s Wearhouse), Andrew Mason (Groupon), and Dov Charney (American Apparel) were founders and CEOs forced out of the companies they founded, how could they have made themselves ”bullet proof”?
Last Answer : Don’t sell stock in your company and don’t borrow money.
Description : Aqueous nitric acid is stored in (A) Steel drum (B) Stainless steel vessel (C) Cast iron vessel lined with acid-proof masonry brick (D) Cast iron vessel
Last Answer : (B) Stainless steel vessel
Description : A butt weld has been made by MMA in a 50mm thick impact tested steel plate. The welding electrode used was a basic type, 5mm diameter. The measured welding parameters for one of the runs was 250 amps, 24 volts, using DC ... given to calculate the arc energy b) 1.9 kJ/mm c) 1.87 kJ/mm d) 2.0 kJ/mm
Last Answer : d) 2.0 kJ/mm
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.
Description : Which of the manufacturing processes is/are required to make a typical stainless steel spoon out of sheet metal? A. Casting B. Forming C. Brazing D. Blow moulding
Last Answer : Forming
Description : Tank furnace used for melting of glass is made of (A) Mild steel (B) Cast iron (C) Refractory blocks (D) Stainless steel
Last Answer : (C) Refractory blocks
Description : Polymerisation reactor used for the production of styrene butadiene rubber (SBR) is made of (A) Cast iron (B) Stainless steel or glass lined vessel (C) Karbate (D) Wrought iron
Last Answer : (B) Stainless steel or glass lined vessel
Description : Evaporator used for concentrating tomato juice is made of (A) Nickel (B) Brass (C) Stainless steel-glass lined (D) Cast iron-rubber lined
Last Answer : (C) Stainless steel-glass lined
Description : H2SO4 (< 50% concentration) is corrosive to (A) Aluminium, mild steel, stainless steel, concrete & tin (B) Copper, cast iron & high silicon iron (14% Si) (C) Rubber (butyl and hard), silicone rubber & Teflon (D) Glass, graphite, porcelain & stoneware
Last Answer : (A) Aluminium, mild steel, stainless steel, concrete & tin
Description : Why is there not a bustling market for bullet proof vests for the civilian market?
Last Answer : Because beyond all that, Yankees , feel they live in the best safest country in the world and all that bad stuff happens to someone else it will never happen to me,type thing .
Description : Sales of bullet proof backpacks for children sky rocket. How does that make you feel?
Last Answer : Very sad.