Description : Pick up the correct statement from the following: (A) The plastic bottles are made by the process of blowing (B) The application of thermo-setting resins on sheets of paper, is called laminating ... placing raw material in the desired moulds, is known as moulding process (D) All the above
Last Answer : Answer: Option D
Description : Plastic articles are normally produced by __________ moulding. (A) Green sand (B) Injection (C) Shell (D) Dry sand
Last Answer : (B) Injection
Description : Production of a hollow product by inflation of a tube or parison is called the __________ process. (A) Blow moulding (B) Calendaring (C) Extrusion (D) Injection
Last Answer : (A) Blow moulding
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 : Plastic tubes & pipes are generally made by __________ moulding. (A) Injection (B) Transfer (C) Extrusion (D) Compression
Last Answer : (C) Extrusion
Description : __________ moulding is used for shaping of thermosetting plastics exclusively. (A) Compression (B) Injection (C) Transfer (D) Extrusion
Last Answer : (C) Transfer
Description : Tyres are made by (A) Injection moulding (B) Extrusion (C) Rotational moulding (D) Compression moulding
Last Answer : (C) Rotational moulding
Description : __________ moulding process cannot be used for thermoplastic plastics. (A) Compression (B) Extrusion (C) Injection (D) None of these
Last Answer : (C) Injection
Description : The passage between the nozzle and the __________ is called 'sprue' in case of injection moulding. (A) Runner (B) Cylinder (C) Mold (D) None of these
Last Answer : (A) Runner
Description : Differentiate between thermo plastic and thermo setting Plastic.
Last Answer : Thermo Plastic Polymer Thermo setting Polymer 1. Liner or slightly branched long change molecules 1. Cross linked or ... . Ex. Polythene, Polystyrene 3. Ex. Bakelite, Urea-Formal dehyde resins
Description : Rapid low cost short life injection or blow mold tooling?
Last Answer : Could you be a little clearer on what you need? Are you making parts for the cabinets? How will they change? What size objects do you want to make with the injection molding equipment? I always seem to need clarification. :-(
Description : The 'dielectric constant' is a numerical value indicating the effectiveness of a dielectric material in comparison to that of a standard, which is _______________. A. paper or cloth B. glass or mica C. plastic or Teflon D. dry air or a vacuum
Last Answer : Answer: D
Description : Catalytic cracking compared to thermal cracking of residue of vacuum distillation of crude oil (A) Gives higher yield of petrol (B) Lower octane number of petrol (C) Higher sulphur content in the product (D) Higher gum forming material in petro
Last Answer : (A) Gives higher yield of petrol
Description : Which one of the following is not a rapid indirect tooling method? a.Vacuum Casting b.Investment Casting c.Laser-Engineered Net Shaping d.Injection molding
Last Answer : c.Laser-Engineered Net Shaping
Description : In children, this skin disease is characterized by the production of thin-walled blisters oozing a yellowish fluid and forming yellowish- brown flakes. a. Toxic shock syndrome b. Scalded skin syndrome c. Erysipelas d. Impetigo
Last Answer : d. Impetigo
Description : Thermosetting plastic materials (A) Can be repeatedly melted (B) Is useful for melt casting (C) Cannot be melted after forming (D) Is useful for spinning
Last Answer : (C) Cannot be melted after forming
Description : What are some common uses of vacuum forming?
Last Answer : Vacuum forming is used to create the plastic packaging you see on many products...you know, the kind that is nearly impossible to open. Vacuum forming can be used to make a lot of things from car dashboards and speaker casings to...a stormtrooper costume.
Description : What is vacuum forming?
Last Answer : Are you starting your own business and want to make its "face" as catchy and attractive as possible? Or maybe you have long dreamed of using branded packaging in your business to promote faster sales of ... be in demand! And our specialists will do their best to make it happen as soon as possible!
Description : __________ is used for producing a thick suspension from a thin slurry. (A) Cartridge filter (B) Rotary drum vacuum filter (C) Pressure filter thickener (D) Plate and frame filter press
Last Answer : (C) Pressure filter thickener
Description : Size reduction of moulding powders, waxes, resins & gums are done in a __________ mill. (A) Cage (B) Hammer (C) Both (A) & (B) (D) Neither (A) nor (B)
Last Answer : (C) Both (A) & (B)
Description : A jet engine turbine blade is normally manufactured by (A) Forging (B) Shell moulding (C) Investment casting (D) Pressure die casting
Last Answer : (C) Investment casting
Description : Uniform ramming of sand in green sand moulding process leads to (A) Reduced chance of gas porosity (B) Greater dimensional stability of the casting (C) Uniform flow of molten metal into the mould cavity (D) Less sand expansion type of casting defect
Last Answer : Option B
Description : Which of the following process is not formative process? a.Bending b.Plastic injection molding c.Selective Laser Sintering d.Forging
Last Answer : c.Selective Laser Sintering
Description : Where can I learn about plastic injection mold?
Last Answer : Plastic injection molding is a complex form of molding that uses plastic pellets and you heat them into a desired shape. Plastic injection molding can be very expensive when purchasing tools. ... more information on plastic injection molding go to http://www.engineersedge.com/injection_molding.htm.
Description : In cold working of metal as compared to its hot working (A) Cracks and blow holes are eliminated (B) Ductility and impact strength improves (C) Appreciable strain hardening is produced (D) Yield stress, hardness and fatigue strength is not at all affected
Last Answer : (C) Appreciable strain hardening is produced
Description : Evaporation by thermo compression results in the (A) Saving of steam (B) Realisation of multiple effect economy in a single effect (C) Both (A) and (B) (D) None of these
Last Answer : (C) Both (A) and (B)
Description : Do you prefer the hand blow dryers or paper towels?
Last Answer : I like paper towels because they’re quick. I won’t usually bother with the hand dryers and so I’ll just walk out of the restroom with wet hands, which I don’t prefer.
Description : A pug mill is used for (A) Softening brick earth (B) Moulding brick earth (C) Tempering brick earth (D) Providing brick earth
Last Answer : Answer: Option C
Description : The process of mixing clay, water and other ingredients to make brick is known as (A) Kneading (B) Moulding (C) Pugging (D) Drying
Last Answer : Answer: Option A
Description : Pug mill is used for (A) Preparation of clay (B) Moulding of clay (C) Drying of bricks (D) Burning of bricks
Description : Carbonisation of coal consists of A. drying and crushing the coal to a fine powder B. moulding the finely ground coal under pressure with or without a binding material C. heating the wood with a limited supply of air to temperature not less than 280°C D. none of the above
Description : A pug mill is used for a) Softening brick earth b) Moulding brick earth c) Tempering brick earth* d) Compacting brick earth
Last Answer : c) Tempering brick earth*
Description : What is moulding?
Last Answer : Moulding is the process of giving required shape & size to the plastic material (like concrete / clay) till it harden by external surface support.
Description : Properties of moulding sand are
Last Answer : Properties of moulding sand are: i) Cohesiveness or (strength) of sand, ii) Permeability (Porosity) iii) Plasticity iv) Thermal Stability v) Refractoriness vi) Flow ability, vii) ... be reusable and should produce good casting surface. x) It should be bad conductor of heat.
Description : Explain any four properties of Moulding sand.
Last Answer : 1. Porosity: Molten metal always contain a certain amount of dissolved gases, which are evolved when the metal freezes the molten metal coming in contact with the moist sand , generates steam or ... to the casting. Refractoriness is measured by the sinter point of the sand rather than its melting
Description : Filtration of water in a paper mill is done by a/an __________ filter. (A) Open sand (B) Plate and frame (C) Vacuum leaf (D) Sparkler
Last Answer : (A) Open sand
Description : How many FADH2 are produced during forming acetyl CoA?
Last Answer : Need answer
Description : Which of the following is not an assurance that the auditors give to the parties who rely on the financial statements? a. Auditors know how the amounts and disclosures in the financial statements ... as to whether the financial statements taken as a whole are fairly presented in conformity with GAAP
Last Answer : Auditors give assurance that the financial statements are accurate
Description : Which of the following is not an assurance that the auditors give to the parties who rely on the financial statements? a. Auditors give assurance that the financial statements are accurate. b. ... as to whether the financial statements taken as a whole are fairly presented in conformity with GAAP
Description : When examining a completed bend test, the angle of the bend was found to be 185°. The testing specification calls for the sample to have been formed through 180°? a) They should be acceptable as ... then re-examined d) They should be rejected as the angle is not close enough to be acceptable
Last Answer : c) New bends should be produced and bent to 180° then re-examined
Description : What is a small, thin piece of ivory, bone, or plastic that is used to strum a stringed instrument?
Last Answer : Plectrum. Often called a pick.
Description : Antifriction bearings are (a) thick lubricated bearings (b) plastic bearings (c) ball and roller bearings (d) thin lubricated bearings
Last Answer : (c) ball and roller bearings
Description : Rolling contact bearing is also called as A. Plastic bearing B. Thin lubrication bearing C. Thick lubrication bearing D. Antifriction bearing.
Last Answer : D. Antifriction bearing.
Description : The rolling contact bearings are known as (a) thick lubricated bearings (b) plastic bearings (c) thin lubricated bearings (d) antifriction bearings
Last Answer : (d) antifriction bearings
Description : Which of the following uses a very thin glass or plastic fiber through which pulses of light travel? a. Cat 1 b. Optical fiber c. Twisted pair d. Coax
Last Answer : b. Optical fiber
Description : Remote underwater thermo sensors?
Last Answer : Max Pressure or Depth? Required Data rate? Acoustic or RF? Passive or active? Distance to receiver? Cost range? Single or multiple use? PM if you can’t answer here.
Description : What are thermo acidophilic archae bacteria? -Biology
Last Answer : answer:
Description : Where to buy Rome Thermo Me ?
Last Answer : You can buy a thermometer from any pharmacy. The price will be 20-25 rupees.