Description : Nylon-66 is manufactured from (A) Adipic acid and Hexamethylene diamine (B) Caprolactam (C) Maleic anhydride and Hexamethylene diamine (D) Dimethyl terephthalate (DMT) and ethylene glycol
Last Answer : (A) Adipic acid and Hexamethylene diamine
Description : Dacron is a (A) Condensation polymerisation product of Hexamethylene diamine and adipic acid (B) Condensation polymerisation product of dimethyl terephthalate (DMT) and ethylene glycol (C) Thermosetting material (D) None of these
Last Answer : (D) None of these
Description : Reaction of dimethyl terephthalate (DMT) and ethylene glycol produces (A) Nylon-6 (B) Dacron (C) Polyester (D) PVC
Last Answer : (B) Dacron
Description : Ethylene glycol reacts with dimethyl terephthalate to form (a) Nylon-6,6 (b) Teflon (c) Dacron (d) Orlon
Last Answer : Dacron
Description : Bakelite is obtained from : (a) Phenol and formaldehyde (b) Adipic acid and hexamethylene diamine (c) Dimethyl terephthalate and ethylene glycol (d) Neoprene
Last Answer : Phenol and formaldehyde
Description : Reaction of ethylene glycol and dimethyl terephthalate (DMT) produces (A) Nylon-6 (B) Dacron (C) Polyester (D) PVC
Description : Nylon-66 is manufactured from (A) Hexamethylene diamine and adipic acid (B) Hexamethylene diamine and Maleic anhydride (C) Caprolactam (D) Dimethyl terephthalate and ethylene glycol
Last Answer : (A) Hexamethylene diamine and adipic acid
Description : Dacron is a (A) Condensation product of Hexamethylene diamine and adipic acid (B) Thermosetting material (C) Condensation product of dimethyl terephthalate and ethylene glycol (D) None of these
Description : Poly-tetra-fluoro ethylene (PTFE) is known as (A) Dacron (B) Teflon (C) Bakelite
Last Answer : (B) Teflon
Description : Polymerisation product of C2F4 (carbon tetrafluoride) is called P.T.F.E. (poly chloro tetra fluoro ethylene). It is also called (A) Polyurethane (B) Silicone rubber (C) Teflon (D) Epoxy resin
Last Answer : (C) Teflon
Description : The monomer of poly vinyl chloride (PVC) is (A) Chloroethane (B) Ethylene dichloride (C) Ethyl chloride (D) Chloroform
Last Answer : (A) Chloroethane
Description : Polymerisation product of C2F4 (carbon tetrafluoride) is called P.T.F.E (poly chloro tetra fluoro ethylene). It is also called (A) Polyurethane (B) Silicone (C) Teflon (D) Epoxy resin
Description : P.T.F.E. (Poly tetra fluoro ethylene) is commercially known as (A) Bakelite (B) Neoprene (C) Teflon (D) Nylon-66
Description : Teflon is (A) Phenol formaldehyde (B) An inorganic polymer (C) Poly tetra-fluoro-ethylene (P.T.F.E.) (D) A monomer
Last Answer : (C) Poly tetra-fluoro-ethylene (P.T.F.E.)
Description : WCED stands for a. World Council of Ecology and Development b. World Committee for Economic Development c. World Center for Economy and Deregulation d. World Commission on Environment and Development
Last Answer : d. World Commission on Environment and Development
Description : The term Landscape stands for a. A group of interacting ecosystems b. Independent units of the biosphere c. Different ecosystems d. Terrestrial ecosystem
Last Answer : a. A group of interacting ecosystems
Description : IPCC stands for: a. Indian Penal and Criminal Code b. International Peoples Consortium for Climate Change c. Intergovernmental Panel for Climate Change d. International Panel for Climate Change
Last Answer : d. International Panel for Climate Change
Description : PUFA stands for Poly unsaturated
Last Answer : Fatty Acid.
Description : Is polyethylene terephthalate composite?
Last Answer : Polyethylene terephthalate is not a composite material.
Description : What is the point of 3 and 4 ply toilet paper?
Last Answer : So your finger doesn’t go through.
Description : Why is 1-ply toilet paper better for septic systems when you have to use twice as much per sitting?
Last Answer : answer:I believe its just a commercial ploy to get customers to buy more of their single sheet toilet paper. I hate single sheet paper. It gives you too many run-through situations. Remember toilet paper that ... by an inch in width? Nope. Double sheet and double rolls is the only way to GO .
Description : Single ply vs. double ply hand spun for a weaving project.
Last Answer : answer:Singles slant happens in weaving just as it does in knitting. (If you let go of it, does it immediately start to unspin itself, play back on itself, or get into a tangled mess? Then your ... like a Navajo-Churro fleece, that is strong and scratchy but can take a lot of wear and abuse.
Description : When did Seaplanes start to ply in India -General Knowledge
Last Answer : Prime Minister Narendra Modi inaugurated India's first seaplane service in Gujarat on October 31.
Description : What is the meaning of the word Ply ?
Last Answer : run. Supply , regular commuting, etc.
Description : Flat Foam or Single Ply Roof Repair?
Last Answer : form_title=Flat Foam or Single Ply Roof Repair form_header=8663 What is the problem with your roof? (Choose all that apply)*= [] Water leaking into home [] Water stains on ceiling [] Blistering/cracking ... Ply Rubberized () Sprayed Polyurethane Foam () Rolled/torch applied () Other () Don't know"
Description : Generally wooden moulds are made from (A) Ply wood (B) Shishum wood (C) Deodar wood (D) Teak wood
Last Answer : Answer: Option B
Description : Draw neat labeled sketch of ply press.
Last Answer : sketch of ply press
Description : Distinguish among radial ply, cross ply & belted bias types tyres
Last Answer : Sr. No. Radial ply tyre Cross ply tyre Belted bias Type 1 Plies are running radially straight from bead to bead Piles are running diagonally opposite from bead to bead. The basic construction is ... tyre. Costlier than radial ply & cross ply tyre 8
Description : Which of the following is the oldest period of tim lasting from the beginnings of the earth to approximately 570 million year ago? w) Precambrian x) Pleistocene (pron: ply-sto-sin) y) Miocene (pron: my-o-sin) z) Jurassic
Last Answer : ANSWER: W -- PRECAMBRIAN
Description : The type of gene interaction in which the effects of one gene override or mask the effects of other entirely different genes is called: a) linkage b) mutation c) pleitropy (pron: ply-ah-tropy) d) epistasis (pron: eh-pis-te-sis)
Last Answer : ANSWER: D -- EPISTASIS
Description : Most of the fungi commonly observed are members of this group of fungi, which includes toadstools, mushrooms and puffballs. This group of fungi is known as: a) Phycomycetes (pron: fI-kO-my-seats) b) Ascomycetes ... ) c) Basidomycetes (pron: beh-sid-E-O-my-seats) d) Plyocetes (pron: ply-O-seats)
Last Answer : ANSWER: C -- Basidomycetes
Description : Differentiate between cross ply and radial-ply tyre.
Last Answer : Differentiate between cross ply and radial-ply tyre.
Description : How is Copenhagen Zoo still functioning? Now they kill off 4 lions?
Last Answer : It’s gross and disgusting to me, knowing there are valid preserves available. The cubs and the giraffe were killed for no reason imo.
Description : What species of animal is this?
Last Answer : EDIT; sorry, read it wrong haha
Description : What is amoeba ?
Last Answer : Amoeba is a member of the state of Protesta. Amoeba is a unicellular animal. Their body is small. The finger-shaped projector from their body is called short-legged. Amoeba feeds with its help. Their body has water cavity , food cavity and contraction cavity.
Description : What is a blind spot ?
Last Answer : The point at which the retina and the optic nerve meet and where the reflection of the object is not formed is called the blind point. This part does not have any rod cells or cone cells , so it is not light sensitive.
Description : What is I Bro ?
Last Answer : Eye brow is a part of eye. The hairs on the eyelids are called eye brows. This prevents sweat from entering the eye.
Description : What are human nose and ear pins made of ?
Last Answer : The nose and ear pins are made of cartilage. The skeletal system of human body is divided into bones and cartilage. The bones are hard and strong. And cartilage is relatively soft and elastic. In this case the nose and ear pins are mainly made up of this cartilage.
Description : Who is the biggest sperm in the animal kingdom ?
Last Answer : The tiny fly Drosophila sperm is the largest.
Description : What is the transformed form of bone ?
Last Answer : Transformed form of bone marrow collar.
Description : How do fireflies give light to insects ?
Last Answer : Fireflies have luminescent organs on the back of their bodies . This organ secretes two chemicals called luciferage and luciferin . Luciferge is an enzyme that scatters light, meaning that it is the luciferge ... Popular Science magazine) . Thanks. Footnotes [ 1] The Mystery of Firefly Light
Description : What are genes ?
Last Answer : A gene is DNA located on a chromosome.
Description : What is DNA ?
Last Answer : DNA is the main component of chromosomes. Its full form is deoxyribonucleic acid.
Description : Why do insects adapt ?
Last Answer : Insect pollinated flowers are usually large colored and pollen sticky. As a result, insects attach to the legs and fins during honey collection and help in pollination. And this is how the insect-pollinated flower adapts.
Description : What does gin mean ?
Last Answer : A gene is DNA located on a chromosome. The chemical form of the DNA molecule gene. In organisms that do not have DNA , only RNA , RNA acts as a gene. Human eye color , hair nature , ... by genes. Chromosomes act as carriers to carry genes from one generation to the next, keeping the lineage intact.
Description : What is amitosis cell division ?
Last Answer : The cell division in which the nucleus and cytoplasm of the mother cell directly divide into two offspring cells is called amitosis cell division.
Description : What type of cell division produces germ cells ?
Last Answer : In meiosis cell division, germ cells are produced.
Description : What was the former name of the animals of Nidaria episode ?
Last Answer : The first name of the animals of the Nidaria episode was Cilantereta.
Description : Why birds can fly easily ?
Last Answer : The body of the bird is covered by feathers. The bones are light , hollow and airy, and the lungs have air sacs, so birds can get up easily.
Description : Which part of human body excretes waste products ?
Last Answer : The human body excretes tree wastes.