__________ is the most suitable lubricant for drawing mild steel wires? (A) Kerosene (B) Water (C) Sodium stearate (D) Lime water

__________ is the most suitable lubricant for drawing mild steel wires? (A) Kerosene
(B) Water
(C) Sodium stearate
(D) Lime water
by

1 Answer

Answer :

(C) Sodium stearate
by

Related questions

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Last Answer : (C) Carbides

Dies for wire drawing are generally made of (A) Mild steel (B) Stainless steel (C) Carbides (D) High carbon steel

Description : Dies for wire drawing are generally made of (A) Mild steel (B) Stainless steel (C) Carbides (D) High carbon steel

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What is the sign of Sodium Stearate ?

Description : What is the sign of Sodium Stearate ?

Last Answer : : The signal for sodium stearate is C17 H35 COONa.

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Last Answer : (2) Sodium salt of benzene sulphonic acid Explanation: Synthetic detergents are made from sodium salt of benezene sulphonic acid.

Synthetic detergents are made from (1) Sodium stearate (2) Sodium salt of benzene sulphonic acid (3) Sodium salt of benzene carboxylic acid (4) Sodium palmitate

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Most suitable material for high pressure vessel operating at 500 atm. and 500° C is (A) Molybdenum stainless steel(B) 18/8 stainless steel(C) Mild steel(D) High silicon iron (14% Si)

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Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving) characteristic of cement? (A) Xanthates (B) Stearic acid (C) Calcium & aluminium stearate (D) Formic acid

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Dilute sulphuric acid is transported in __________ pipes. (A) Mild steel (B) Lead (C) Copper (D) Special alloys

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Mild steel is a/an __________ steel. (A) Low carbon (B) Medium carbon (C) High carbon (D) High alloy

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Lead is poured into the joint between two- __________ pipes. (A) Mild steel (B) Concrete (C) Cast iron (D) Asbestos cement

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Last Answer : (C) Cast iron

On being hit with a hammer, __________ will readily fracture. (A) Brass (B) Mild steel (C) Cast iron (D) Lead

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Mild steel has __________ crystal lattice structure. (A) Face centred cubic (fcc) (B) Body centred cubic (bcc) (C) Orthorhombic (D) Cubic

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Out of the following, the __________ pipe has the least corrosion resistance. (A) Mild steel (B) Copper (C) Cast iron (D) Wrought iron

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Lead is poured into the joint between two __________ pipes. (A) Mild steel (B) Concrete (C) Cast iron (D) Asbestos cement

Description : Lead is poured into the joint between two __________ pipes. (A) Mild steel (B) Concrete (C) Cast iron (D) Asbestos cement

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Which of the following is used to remove rust stains on cloth? (1) Kerosene (2) Lime (3) Oxalic acid solution (4) Petrol

Description : Which of the following is used to remove rust stains on cloth? (1) Kerosene (2) Lime (3) Oxalic acid solution (4) Petrol

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Which of the following is used to remove rust stains on cloth? (1) Kerosene (2) Lime (3) Oxalic acid solution (4) Petrol

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_______is suitable as a lubricant for heavy-duty applications of rolling contact bearing. (a) Grease (b) Lubricating oil (c) Graphite (d) Air

Description : _______is suitable as a lubricant for heavy-duty applications of rolling contact bearing. (a) Grease (b) Lubricating oil (c) Graphite (d) Air

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Description : ________is suitable as a lubricant for low and moderate loads applications of rolling contact bearing. (a) Grease (b) Lubricating oil (c) Graphite (d) Air

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Out of the following substances, one ton of __________ will store the maximum heat for a rise of 30°C in temperature. (A) Steel (B) Lignite (C) Water (D) Lime stone

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What is the sign of calcium stearate ?

Description : What is the sign of calcium stearate ?

Last Answer : Its signal is ( R-COO) 2Ca

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Description : Hepatitits with cholestatic jaundice occurs most frequently as an adverse reaction to the following preparation of erythromycin (a) Erythromycin base (b) Erythromycin stearate (c) Erythromycin estolate (d) Erythromycin ethylsuccinate

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Hepatitis with cholestatic jaundice occurs most frequently as an adverse reaction to the following preparation of erythromycin: A. Erythromycin base B. Erythromycin stearate C. Erythromycin estolate D. Erythromycin ethylsuccinate

Description : Hepatitis with cholestatic jaundice occurs most frequently as an adverse reaction to the following preparation of erythromycin: A. Erythromycin base B. Erythromycin stearate C. Erythromycin estolate D. Erythromycin ethylsuccinate

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Which of the following is very reactive and kept in kerosene? (1) Sodium (2) Potassium (3) Iodine (4) Bromine

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Which of the following metals is stored in kerosene oil? (1) Platinum (2) Copper (3) Sodium (4) Gold

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Why is sodium preserved in kerosene?

Description : Why is sodium preserved in kerosene?

Last Answer : Sodium is highly reactive in air. It reacts with air gradually forming sodium carbonate. It catches fire and burns when exposed to air. It does not react with kerosene so sodium is preserved in kerosene.

Why is sodium metal kept under kerosene oil ?

Description : Why is sodium metal kept under kerosene oil ?

Last Answer : Ans. Sodium metal is highly reactive and combines with air forming sodium oxide.

Which of the following is very reactive and kept in kerosene? (1) Sodium (2) Potassium (3) Iodine (4) Bromine

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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

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The preferred material of construction for storage tanks for 98% sulphuric acid is (A) Aluminium (B) Lead (C) Stainless steel 316 (D) Mild steel

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Plate and frame filter press is usually made of (A) Mild steel (B) Cast iron (C) Stainless steel (D) Galvanised iron

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Which of the following has the least carbon percentage? (A) Low carbon steel (B) Mild steel (C) Wrought iron (D) White 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

Carbon percentage is the same in cast iron and (A) Wrought iron(B) Pig iron(C) Mild steel(D) High silicon (14%) 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

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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 one is remelted and poured into moulds to get cast iron? (A) Wrought iron (B) Pig iron (C) Low carbon steel (D) Mild steel

Last Answer : (B) Pig iron

Hammers and railway rails are normally made of(A) Mild steel(B) Dead mild steel(C) Medium carbon steel(D) High carbon stee

Description : Hammers and railway rails are normally made of (A) Mild steel (B) Dead mild steel (C) Medium carbon steel (D) High carbon stee

Last Answer : (D) High carbon stee

Mild steel is used for making (A) Fish plates (B) Die block (C) Channels (D) Drop forging

Description : Mild steel is used for making (A) Fish plates (B) Die block (C) Channels (D) Drop forging

Last Answer : (C) Channels

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

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

Tank furnace used for melting of glass is made of (A) Mild steel (B) Cast iron (C) Refractory blocks (D) Stainless 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

Which of the following has the poorest weldability? (A) Low carbon steel (B) Mild steel (C) Wrought iron (D) High-carbon steel

Description : Which of the following has the poorest weldability? (A) Low carbon steel (B) Mild steel (C) Wrought iron (D) High-carbon steel

Last Answer : (D) High-carbon steel

The digester of a Gobar gas plant is a (A) Mild steel drum (B) Stainless steel vessel (C) Masonry well (D) Cast iron vessel

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

Mild steel is (A) A low carbon steel (0.05 to 0.3% carbon) (B) Highly resistant to corrosion (as much as stainless steel) (C) A high carbon steel (0.5 to 1.5% carbon) (D) Very poor in strength & ductility

Description : Mild steel is (A) A low carbon steel (0.05 to 0.3% carbon) (B) Highly resistant to corrosion (as much as stainless steel) (C) A high carbon steel (0.5 to 1.5% carbon) (D) Very poor in strength & ductility

Last Answer : (A) A low carbon steel (0.05 to 0.3% carbon)

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

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

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 : 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

Last Answer : (B) Cast iron

Dead mild steel, which contains 0.10 to 0.15 percent carbon is used for making (A) Shafts (B) Flanges (C) Gears (D) Shear blades

Description : Dead mild steel, which contains 0.10 to 0.15 percent carbon is used for making (A) Shafts (B) Flanges (C) Gears (D) Shear blades

Last Answer : (B) Flanges

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

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

Which of the following has the highest compressive strength? (A) Wrought iron (B) Cast iron (C) Mild steel (D) High carbon 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

An alloy of iron containing 4% carbon is called (A) High carbon steel (B) Wrought iron (C) Mild steel (D) None of these

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

Hydrochloric acid absorber in made of (A) Cast iron (B) Mild steel (C) Karbate (D) Stainless steel

Description : Hydrochloric acid absorber in made of (A) Cast iron (B) Mild steel (C) Karbate (D) Stainless steel

Last Answer : (C) Karbate