Description : - Material used for hand slide is (a) chilled cast iron. (b) cast iron (c) mild steel. (d) gun metal
Last Answer : (c) mild steel
Description : Mould board are usually made from a. Soft centre steel b. Hardened carbon steel c. Chilled cast iron d. Mild steel
Last Answer : a. Soft centre steel
Description : A mould board of MB plough is made of? a Cast iron b Chilled cast iron c Mild steel d Soft centre steel
Last Answer : d Soft centre steel
Description : The shovel of seed drill is made up of: A. Cast iron B. Mild steel C. White metal D. Carbon steel
Last Answer : Carbon steel
Description : Shares are make of a) Chilled cast iron b) Steel c) Both d) None
Last Answer : Both
Description : Mild steel is an alloy with carbon content a)0.25%. b)5% c)10%. d)25%
Last Answer : a)0.25%.
Description : Caustic soda can be stored in __________ drums. (A) Steel (B) Cast iron (C) Brass (D) Gun metal
Last Answer : (A) Steel
Description : Carbon content in the cast iron is (A) 2.5 – 4.5 % (B) 0 – 0.25 % (C) 0.25 – 0.50 % (D) 0.50 – 1.5 %
Last Answer : (B) 0 – 0.25 %
Description : Plate and frame filter press is usually made of (A) Mild steel (B) Cast iron (C) Stainless steel (D) Galvanised iron
Last Answer : (B) Cast iron
Description : Acetaldehyde is produced by hydration of acetylene in a sulphuric acid solution of mercuric sulphate. Hydration tower is made of (A) Rubber lined mild steel (B) Lead lined mild steel (C) Aluminium (D) Cast iron
Last Answer : (A) Rubber lined mild steel
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 : 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 : Hydrochloric acid absorber in made of (A) Cast iron (B) Mild steel (C) Karbate (D) Stainless steel
Last Answer : (C) Karbate
Description : Rotary driers are generally made of (A) Cast iron (B) Mild steel (C) High silicon iron (14% Si) (D) Tin lined with refractory bricks
Last Answer : (B) Mild steel
Description : The shafts are made of a. mild steel b. alloy steel c. copper alloys d. cast iron.
Last Answer : d. cast iron.
Description : .The land side of a mould board plough is made of: A. Malleable iron B. Forged steel C. C45 steel D. Soft Centre steel
Last Answer : D. Soft Centre steel
Description : The landside of a mould board plough is made of: a) Malleable iron b) Forged steel c) C45 steel d) Soft centre steel
Last Answer : d) Soft centre steel
Description : __________ iron is produced, when molten pig iron is chilled suddenly. (A) White cast (B) Grey cast (C) Wrought (D) None of these
Last Answer : (A) White cast
Description : Pick out the wrong statement. (A) Wrought iron contains about 0.02% carbon (B) Wrought iron cannot be easily forged and welded (C) The chilled cast iron does not contain graphite (D) Spheroidal grey cast iron contains graphite flakes
Last Answer : (B) Wrought iron cannot be easily forged and welded
Description : Out of the following, the best material capable of withstanding shock & vibration without the danger of cracking is (A) Malleable iron (B) Grey cast iron (C) Chilled cast iron (D) White cast iron
Last Answer : Option A
Description : The coefficient of static friction will have the highest value in case of a.Mild steel and mild steel b.Mild steel and copper c.Cast iron and steel d.Rope and wood e.Any of the above loctions
Last Answer : d. Rope and wood
Description : Which of the following materials may prove unsuitable for handling acetic acid (glacial & anhydrous) at 40°C? (A) Silicone rubber, teflon, porcelain and wood (B) Nickel, monel, stainless steel and graphite (C) Aluminium, copper, high silicon iron (D) Brass, cast iron, mild steel and tin
Last Answer : (D) Brass, cast iron, mild steel and tin
Description : Which of the following has the least carbon percentage? (A) Low carbon steel (B) Mild steel (C) Wrought iron (D) White cast iron
Last Answer : (C) Wrought 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
Description : Which one is remelted and poured into moulds to get cast iron? (A) Wrought iron (B) Pig iron (C) Low carbon steel (D) Mild steel
Description : The digester of a Gobar gas plant is a (A) Mild steel drum (B) Stainless steel vessel (C) Masonry well (D) Cast iron vessel
Last Answer : (C) Masonry well
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 : The material of construction of pressure mills used for squeezing out the juice from sugar cane is (A) Stainless steel (B) Cast iron (C) Mild steel (D) Monel
Description : Which of the following has the highest compressive strength? (A) Wrought iron (B) Cast iron (C) Mild steel (D) High carbon steel
Last Answer : (D) High carbon steel
Description : In SO3 absorber (Contact Process), packing material used is of (A) Cast iron (B) Chemical stoneware (C) Karbate (D) Mild steel
Last Answer : (B) Chemical stoneware
Description : Which of the following material of construction may be recommended by a chemical engineer for handling a gaseous chlorine (dry or wet) stream in a fluid flow system? (A) High silicon iron, silicon rubber ... Mild steel and stainless steel (C) Cast iron, tin and aluminium (D) Copper, nickel and Monel
Last Answer : (A) High silicon iron, silicon rubber, Kel-F and Teflon
Description : Lead is poured into the joint between two- __________ pipes. (A) Mild steel (B) Concrete (C) Cast iron (D) Asbestos cement
Last Answer : (C) Cast iron
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 : On being hit with a hammer, __________ will readily fracture. (A) Brass (B) Mild steel (C) Cast iron (D) Lead
Last Answer : C) Cast iron
Description : Out of the following, the __________ pipe has the least corrosion resistance. (A) Mild steel (B) Copper (C) Cast iron (D) Wrought iron
Last Answer : D) Wrought iron
Last Answer : Option C
Description : Lead is poured into the joint between two __________ pipes. (A) Mild steel (B) Concrete (C) Cast iron (D) Asbestos cement
Description : Compared to mild steel, cast iron has (i) High compressive strength (ii) High tensile strength (iii) Low compressive strength (iv) Low tensile strength The correct answer is (A) (i) and (ii) (B) (ii) and (iii) (C) (iii) and (iv) (D) (i) and (iv)
Last Answer : Answer: Option D
Description : Which of the following is the purest form of iron? (A) Cast iron (B) Wrought iron (C) Mild steel (D) High carbon steel
Last Answer : Answer: Option B
Description : is usually used for brush rockers (a) Mild steel (b) Copper (c) Aluminium (d) Cast-iron
Last Answer : (d) Cast-iron
Description : Curved twisted blades are specially suited for m. Minimum tillage of trashy land at shallow depths n. Dried hard soils o. Cutting and pulverisation in wet sticky clay soil p. For operating on the sides of plant bed
Last Answer : p. For operating on the sides of plant bed
Description : shaped blades are best suited for i. Minimum tillage of trashy land at shallow depths j. Dried hard soils k. Cutting and pulverisation in wet sticky clay soil l. Working under normal field conditions
Last Answer : i. Minimum tillage of trashy land at shallow depths
Description : Hook type blades best suited for e. Minimum tillage of trashy land at shallow depths f. Dried hard soils g. Cutting and pulverisation especially in wet sticky clay soil h. Working under normal field conditions
Last Answer : f. Dried hard soils
Description : For operating rotavator on trashy soils which tines are better: A L-shaped B.Hook shaped C.Backward curved tip twist blade D.Straight blade
Last Answer : A L-shaped
Description : Disc type furrow openers are especially suited to A. Stoney and root infested soils B. Poorly prepared bed in trashy soil C. Hard and sticky soil with considerable amount of debris and mulch D. All of the above
Last Answer : C. Hard and sticky soil with considerable amount of debris and mulch
Description : Shoe type furrow openers especially suited to A. Stoney and root infested fields B. Poorly prepared bed in trashy soils C. Hard and sricky soil with considerable amount of mulch and debris D. All of the above
Last Answer : B. Poorly prepared bed in trashy soils
Description : _________means movement of soils across a tool surface without sticking first to avoid soil build ups a) Pulverisation b) Inversion c) Scouring d) Turning
Last Answer : c) Scouring
Description : Roller chains are used for: a)Higher speed and higher loads b)made of high grade steel c)components are harden and polished d)All of the above
Last Answer : d)All of the above
Description : Acetylene gas holder is made of (A) Copper (B) Cast iron (C) Steel (D) Monel metal
Last Answer : (C) Steel
Description : Hook link chains are a)suitable for external drive exposed atmosphere b)made of meabble iron c)used where power requirement is low and speed is low d)All of the above