Carbon steel
Description : The fluted roller of seed drill is made of: A. Aluminum B. Cast iron C. Plastic D. All are correct
Last Answer : Cast iron
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 : Share for use in sandy soils are made of A)chilled cast iron. B)cast iron C)mild steel. D)gun metal
Last Answer : Share for use in sandy soils are made of A)chilled cast iron. B)cast iron C)mild steel. D)gun metal
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 : 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 : - 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 : 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 : 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 : 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
Last Answer : Option C
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 : 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 : 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 shafts are made of a. mild steel b. alloy steel c. copper alloys d. cast iron.
Last Answer : d. cast iron.
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 : 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 : 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 : 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
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 : is usually used for brush rockers (a) Mild steel (b) Copper (c) Aluminium (d) Cast-iron
Last Answer : (d) Cast-iron
Description : In a drilling process, the metal is removed by both shearing & extrusion. General purpose drills are made of (A) Stainless steel (B) Mild steel (C) High speed steel (D) High carbon steel
Last Answer : (C) High speed steel
Description : Bush bearings are made of (A) Mild steel (B) Phosphorous bronze (C) White metal alloys (D) None of these
Last Answer : (B) Phosphorous bronze
Description : Cutter Bar made of a) Copper b) High Grade Steel c) Cast iron d) None of the above
Last Answer : High Grade Steel
Description : Acetylene gas holder is made of (A) Copper (B) Cast iron (C) Steel (D) Monel metal
Last Answer : (C) Steel
Description : Water gas generator is made of (A) Carbon steel-brick lined (B) Stainless steel-lead lined (C) Cast iron (D) High carbon steel-porcelain lined
Last Answer : (A) Carbon steel-brick lined
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 : Ball bearings are generally made of (A) Plain carbon steel (B) Chrome carbon steel (C) Stainless steel (D) Malleable cast iron
Last Answer : (B) Chrome carbon steel
Description : Mixing vessel used for the chlorination of methane to produce methyl chloride is made of (A) Copper (B) Cast iron (C) Aluminium (D) High carbon steel
Description : The difference between seed drill and planter is a) Variation in hill to hill spacing b) Number of seed per hill is more uniform in planter c) Seed delivery tube d) Furrow opener e) Both a and b Ans. e
Last Answer : ans e
Description : seed drill can be tested by a) sand bed method b) sticky belt methods c) both d) none of these Ans. c
Last Answer : ans c
Description : Seed drill uniformity can be measured by a) Number of seed per rotation of metering unit b) Spacing between seeds c) a and b both d) none of these Ans. c
Description : The width of seed drill with 9 tynes, each spaced at 20 cm is a) 160 cm b) 180 cm c) 200 cm d) 220 cm
Last Answer : ans b
Description : A seed drill with mechanical seed metering device mainly consists of: Frame, Seed box, Seed metering mechanism, drive transmission system, Furrow openers, Covering device, ……, hitch frame and Transport wheels. b. Differential c. U.V joints d. None of the above.
Last Answer : Ans - a. clutch
Description : Blower is part of: A. Planter. B. Zero till drill C. Pneumatic seed drill D. Till plant machine
Last Answer : Pneumatic seed drill
Description : The mechanism of a seed drill or fertilizer distributor which delivers seeds or fertilizers from the hopper at selected rates is called . a) Seed drill b) Seed box c) Seed metering mechanism d) Covering device
Last Answer : Seed metering mechanism
Description : is a device to refill a furrow after seed has been placed in it. a) Seed box b) Covering device c) Transport wheel d) Seed drill
Last Answer : Covering device
Description : is a machine for placing the seeds in a continuous flow. a) Seed drill b) Transplanting c) Hill dropping d) Check row planting
Last Answer : Seed drill
Description : Which component of seed drill is used for transmit power to operate seed dropping mechanism. a) Frame b) Transport wheel c) Seed box d) Covering device
Last Answer : Transport wheel