Polytetrafluoroethylene (PTFE) is also widely used insulator and is known as. A. polystyrene B. teflon C. ceramic D. bakelite

Polytetrafluoroethylene (PTFE) is also widely used insulator and is known as.
A. polystyrene
B. teflon
C. ceramic
D. bakelite
by

1 Answer

Answer :

B. teflon
by

Related questions

Window panes of aeroplanes are normally made of (A) Perspex (PMMA) (B) Teflon (PTFE) (C) Bakelite (phenol formaldehyde) (D) Polystyrene

Description : Window panes of aeroplanes are normally made of (A) Perspex (PMMA) (B) Teflon (PTFE) (C) Bakelite (phenol formaldehyde) (D) Polystyrene

Last Answer : Option A

Bakelite is (A) Same as Polytetrafluoroethylene (PTFE) (B) An inorganic polymer (C) Same as thermoset phenol formaldehyde (D) Not a polymer

Description : Bakelite is (A) Same as Polytetrafluoroethylene (PTFE) (B) An inorganic polymer (C) Same as thermoset phenol formaldehyde (D) Not a polymer

Last Answer : (C) Same as thermoset phenol formaldehyde

Bakelite is (A) Same as Polytetrafluoroethylene (PTFE) (B) An inorganic polymer (C) Same as thermosetting phenol-formaldehyde (D) Not a polymer

Description : Bakelite is (A) Same as Polytetrafluoroethylene (PTFE) (B) An inorganic polymer (C) Same as thermosetting phenol-formaldehyde (D) Not a polymer

Last Answer : (C) Same as thermosetting phenol-formaldehyde

Poly-tetra-fluoro ethylene (PTFE) is known as (A) Dacron (B) Teflon (C) Bakelite

Description : Poly-tetra-fluoro ethylene (PTFE) is known as (A) Dacron (B) Teflon (C) Bakelite

Last Answer : (B) Teflon

Ion exchange resins are made of (A) Lucite (B) Sulphonated Bakelite (C) Polystyrene (D) Teflon

Description : Ion exchange resins are made of (A) Lucite (B) Sulphonated Bakelite (C) Polystyrene (D) Teflon

Last Answer : (B) Sulphonated Bakelite

Polytetrafluoroethylene (PTFE) is commonly used in sliding bearings. Why?

Description : Polytetrafluoroethylene (PTFE) is commonly used in sliding bearings. Why?

Last Answer : The choice of sliding surface of bearings is of vital importance because the sliding surfaces generate frictional forces which are exerted on the bearings and substructure of the bridge. For ... be designed with dimples to avoid the lubricant from squeezing out under repeated translation movements.

Buna-S is also known as (A) Teflon (B) PTFE (C) SBR (D) Polycrylates

Description : Buna-S is also known as (A) Teflon (B) PTFE (C) SBR (D) Polycrylates

Last Answer : (C) SBR

What material is most often used for the outer covering of coaxial cables? A. PVC B. Teflon C. PE D. Polystyrene

Description : What material is most often used for the outer covering of coaxial cables? A. PVC B. Teflon C. PE D. Polystyrene

Last Answer : A. PVC

Phenol formaldehyde is produced by condensation polymerisation. It is also known as (A) Teflon (B) Bakelite (C) Polyester (D) Nylon-66

Description : Phenol formaldehyde is produced by condensation polymerisation. It is also known as (A) Teflon (B) Bakelite (C) Polyester (D) Nylon-66

Last Answer : (B) Bakelite

Phenol formaldehyde is produced by condensation polymerisation. It is also known as (A) Teflon (B) Bakelite (C) Polyester (D) Nylon-66

Description : Phenol formaldehyde is produced by condensation polymerisation. It is also known as (A) Teflon (B) Bakelite (C) Polyester (D) Nylon-66

Last Answer : (B) Bakelite

Which of the following is a copolymer? (A) Polystyrene (B) SBR (C) PTFE (D) Polypropylene

Description : Which of the following is a copolymer? (A) Polystyrene (B) SBR (C) PTFE (D) Polypropylene

Last Answer : (B) SBR

Which of the following polymers are produced by employing all bulk polymerisation, solution polymerisation & suspension polymerisation technique of addition (chain) polymerisation(A) PVC(B) Bakelite(C) PTFE(D) Epoxy resin

Description : Which of the following polymers are produced by employing all bulk polymerisation, solution polymerisation & suspension polymerisation technique of addition (chain) polymerisation (A) PVC (B) Bakelite (C) PTFE (D) Epoxy resin

Last Answer : (A) PVC

Rexine (also called artificial leather), which is used for making table cover, automobile seat cover, shoes etc. is made by coating thick cloth with molten (A) Teflon (B) Bakelite (C) SBR (D) PVC

Description : Rexine (also called artificial leather), which is used for making table cover, automobile seat cover, shoes etc. is made by coating thick cloth with molten (A) Teflon (B) Bakelite (C) SBR (D) PVC

Last Answer : (D) PVC

Buna-S is also called (A) Polyurethane (B) SBR (C) Teflon (D) Bakelite

Description : Buna-S is also called (A) Polyurethane (B) SBR (C) Teflon (D) Bakelite

Last Answer : (B) SBR

Teflon is (A) Phenol formaldehyde (B) An inorganic polymer (C) Polytetrafluroethylene (PTFE) (D) A monomer

Description : Teflon is (A) Phenol formaldehyde (B) An inorganic polymer (C) Polytetrafluroethylene (PTFE) (D) A monomer

Last Answer : (C) Polytetrafluroethylene (PTFE)

Teflon (PTFE) is corroded by (A) Hydrochloric acid (10%) (B) Hydrochloric acid (95%) (C) Sulphuric acid (D) None of these

Description : Teflon (PTFE) is corroded by (A) Hydrochloric acid (10%) (B) Hydrochloric acid (95%) (C) Sulphuric acid (D) None of these

Last Answer : (D) None of these

Poly-methyl-methacrylate (PMMA) is known as (A) Bakelite (B) Teflon (C) Perspex (D) Nylon-6

Description : Poly-methyl-methacrylate (PMMA) is known as (A) Bakelite (B) Teflon (C) Perspex (D) Nylon-6

Last Answer : (C) Perspex

Poly Tetrafluoroethylene (P.T.F.E.) is known as (A) Bakelite (B) Teflon (C) Celluloid (D) Dacron

Description : Poly Tetrafluoroethylene (P.T.F.E.) is known as (A) Bakelite (B) Teflon (C) Celluloid (D) Dacron

Last Answer : (B) Teflon

Polymethyl methacrylate (PMMA) is known as (A) Bakelite (B) Teflon (C) Perspex (D) Nylon-6

Description : Polymethyl methacrylate (PMMA) is known as (A) Bakelite (B) Teflon (C) Perspex (D) Nylon-6

Last Answer : (C) Perspex

P.T.F.E. (Poly tetra fluoro ethylene) is commercially known as (A) Bakelite (B) Neoprene (C) Teflon (D) Nylon-66

Description : P.T.F.E. (Poly tetra fluoro ethylene) is commercially known as (A) Bakelite (B) Neoprene (C) Teflon (D) Nylon-66

Last Answer : (C) Teflon

Phenol and Formaldehyde are polymerised to a resultant product known as (A) PVC. (B) bakelite. (C) polyester. (D) teflon.

Description : Phenol and Formaldehyde are polymerised to a resultant product known as (A) PVC. (B) bakelite. (C) polyester. (D) teflon.

Last Answer : (B) bakelite.

Adipic acid is an intermediate in the manufacture of (A) Perspex (B) Nylon-66 (C) Polystyrene (D) Bakelite

Description : Adipic acid is an intermediate in the manufacture of (A) Perspex (B) Nylon-66 (C) Polystyrene (D) Bakelite

Last Answer : (B) Nylon-66

__________ is a thermosetting plastic. (A) PVC (B) Polythene (C) Bakelite (D) Polystyrene

Description : __________ is a thermosetting plastic. (A) PVC (B) Polythene (C) Bakelite (D) Polystyrene

Last Answer : (C) Bakelite

Which of the following has the weakest intermolecular forces? (A) Polyisoprene (B) Nylon-66 (C) Polystyrene (D) Bakelite

Description : Which of the following has the weakest intermolecular forces? (A) Polyisoprene (B) Nylon-66 (C) Polystyrene (D) Bakelite

Last Answer : (A) Polyisoprene

Which of the following is produced by condensation polymerisation? (A) Bakelite (B) Polythene (C) Poly vinyl chloride (D) Polystyrene

Description : Which of the following is produced by condensation polymerisation? (A) Bakelite (B) Polythene (C) Poly vinyl chloride (D) Polystyrene

Last Answer : (A) Bakelite

Which of the following is used as no coating for Cooking utensils? (1) Perspex (2) Styrofoam (3) Polystyrene (4) (4)Teflon

Description : Which of the following is used as no coating for Cooking utensils? (1) Perspex (2) Styrofoam (3) Polystyrene (4) (4)Teflon

Last Answer : (4)Teflon Explanation: The non-stick coating used mainly for coating cooking utensils is made using PTFE (polytetrafluoroethylene) that is also known by the name Teflon. Teflon is an inert polymer ... containing substances wet it and it has one of the lowest coefficients of friction of any solid.

The name of plastic polymer from which combs, toys, bowls etc., can be made, is (1) Polyurethane (2) Polystyrene (3) Metallic polysulphides (4) Teflon

Description : The name of plastic polymer from which combs, toys, bowls etc., can be made, is (1) Polyurethane (2) Polystyrene (3) Metallic polysulphides (4) Teflon

Last Answer : (2) Polystyrene Explanation: Polystyrene is an synthetic aromatic polymer made from the monomer styrene, a liquid petrochemical. It is one of the most widely used plastics. Uses include protective ... containers (such as "clamshells"), lids, bottles, trays, tumblers, and disposable cutlery.

__________ is not a condensation polymer. (A) Teflon (B) Nylon-66 (C) Dacron (D) Polystyrene

Description : __________ is not a condensation polymer. (A) Teflon (B) Nylon-66 (C) Dacron (D) Polystyrene

Last Answer : (A) Teflon

__________ tubes are good substitute for human blood vessels on heart by-pass operation. (A) PVC (B) Polythene (C) Teflon/Dacron (D) Polystyrene

Description : __________ tubes are good substitute for human blood vessels on heart by-pass operation. (A) PVC (B) Polythene (C) Teflon/Dacron (D) Polystyrene

Last Answer : (C) Teflon/Dacron

Which of the following is used as non-stick coating for cooking utensils? (1) Perspex (2)Styrofoam (3) Polystyrene (4)Teflon

Description : Which of the following is used as non-stick coating for cooking utensils? (1) Perspex (2)Styrofoam (3) Polystyrene (4)Teflon

Last Answer : Teflon

The name of plastic polymer from which combs, toys, bowls etc., can be made, is (1) Polyurethane (2) Polystyrene (3) Metallic polysulphides (4) Teflon

Description : The name of plastic polymer from which combs, toys, bowls etc., can be made, is (1) Polyurethane (2) Polystyrene (3) Metallic polysulphides (4) Teflon

Last Answer : Polystyrene

Chain growth polymerisation is a process, in which the monomers are added in a chain fashion, and it requires an initiator to produce the free radical. An example of chain growth polymerisation products is (A) Nylon-66 (B) Teflon (C) Polyester (D) Bakelite

Description : Chain growth polymerisation is a process, in which the monomers are added in a chain fashion, and it requires an initiator to produce the free radical. An example of chain growth polymerisation products is (A) Nylon-66 (B) Teflon (C) Polyester (D) Bakelite

Last Answer : (B) Teflon

Pick out the wrong statement. (A) Addition polymers are generally formed by chain growth polymerisation (B) Condensation polymers are generally formed by step growth polymerisation (C) Teflon is formed by step growth polymerisation (D) Bakelite is formed by step growth polymerisation

Description : Pick out the wrong statement. (A) Addition polymers are generally formed by chain growth polymerisation (B) Condensation polymers are generally formed by step growth polymerisation (C) Teflon is formed by step growth polymerisation (D) Bakelite is formed by step growth polymerisation

Last Answer : C) Teflon is formed by step growth polymerisation

Which of the following is a copolymer? (A) PVC (B) Bakelite (C) Polythene (D) Teflon

Description : Which of the following is a copolymer? (A) PVC (B) Bakelite (C) Polythene (D) Teflon

Last Answer : (B) Bakelite

Which of the following polymers is used for making a non stick coatingon frying pans?(A) Bakelite(B) Teflon(C) Perspex(D) PVC

Description : Which of the following polymers is used for making a non stick coatingon frying pans? (A) Bakelite (B) Teflon (C) Perspex (D) PVC

Last Answer : (B) Teflon

Which of the following is not a polymer of two monomers? (A) Teflon (B) Bakelite (C) SBR (D) None of these

Description : Which of the following is not a polymer of two monomers? (A) Teflon (B) Bakelite (C) SBR (D) None of these

Last Answer : (A) Teflon

Which of the following is an inorganic polymer? (A) Teflon (B) Perspex (C) Silicones (D) Bakelite

Description : Which of the following is an inorganic polymer? (A) Teflon (B) Perspex (C) Silicones (D) Bakelite

Last Answer : (C) Silicones

The chlorinator used in the manufacture of DDT is made of(A) Glass(B) Glass lined steel(C) Teflon(D) Bakelite

Description : The chlorinator used in the manufacture of DDT is made of (A) Glass (B) Glass lined steel (C) Teflon (D) Bakelite

Last Answer : (B) Glass lined steel

Which of the following is a thermosetting polymer? (a) Bakelite (b) Nylon-6,6 (c) Polyethylene (d) Teflon

Description : Which of the following is a thermosetting polymer? (a) Bakelite (b) Nylon-6,6 (c) Polyethylene (d) Teflon

Last Answer : Bakelite

__________ is a thermosetting plastic. (A) Polyvinyl chloride (B) Polythene (C) Bakelite (D) Teflon

Description : __________ is a thermosetting plastic. (A) Polyvinyl chloride (B) Polythene (C) Bakelite (D) Teflon

Last Answer : (C) Bakelite

The first fully synthetic plastic was_________. a) Bakelite b)melamine c)Teflon d)polythene

Description : The first fully synthetic plastic was_________. a) Bakelite b)melamine c)Teflon d)polythene

Last Answer : a) Bakelite

In the formation of cermets, the ratio of ceramic material to metallic material is usually 80:20. Which of the following is a cermet? (A) Zirconia (B) Alumina (C) Bakelite (D) Tungsten carbi

Description : In the formation of cermets, the ratio of ceramic material to metallic material is usually 80:20. Which of the following is a cermet? (A) Zirconia (B) Alumina (C) Bakelite (D) Tungsten carbi

Last Answer : Option D

Ceramics are produced from silicates or clayish materials: Which of the following is not a ceramic material? (A) Slag cement (B) Glasses (C) Porcelain/Potteries (D) Teflon

Description : Ceramics are produced from silicates or clayish materials: Which of the following is not a ceramic material? (A) Slag cement (B) Glasses (C) Porcelain/Potteries (D) Teflon

Last Answer : (D) Teflon

What is the characteristic impedance of a coaxial line with the following data: inner diameter = 0.2 in., center conductor diameter = 0.06 in., insulation = Teflon. A. 200Ω B. 75Ω C. 50Ω D. 150Ω

Description : What is the characteristic impedance of a coaxial line with the following data: inner diameter = 0.2 in., center conductor diameter = 0.06 in., insulation = Teflon. A. 200Ω B. 75Ω C. 50Ω D. 150Ω

Last Answer : C. 50Ω

Which of the following is the most widely used insulating material for steam carrying pipelines? (A) Ceramic fibre blanket (B) Glass wool and 85% magnesia (C) Vermiculite (D) Slag wool

Description : Which of the following is the most widely used insulating material for steam carrying pipelines? (A) Ceramic fibre blanket (B) Glass wool and 85% magnesia (C) Vermiculite (D) Slag wool

Last Answer : (B) Glass wool and 85% magnesia

What kind of receiver is used in conventional telephone handset? A. Capacitor B. Electromagnetic C. Carbon D. Ceramic

Description : What kind of receiver is used in conventional telephone handset? A. Capacitor B. Electromagnetic C. Carbon D. Ceramic

Last Answer : B. Electromagnetic

What kind of receiver is used in converntional telephone handset? A. Capacitor B. Carbon C. Electromagnetic D. Ceramic

Description : What kind of receiver is used in converntional telephone handset? A. Capacitor B. Carbon C. Electromagnetic D. Ceramic

Last Answer : C. Electromagnetic

Plexiglass (also called Lucite) because of its high optical transparency is used for making lenses. It is chemically (A) Polymethyl methacrylate (PMMA) (B) Polytetrafluroethylene (PTFE) (C) Polycarbonates (D) Phenolic resins

Description : Plexiglass (also called Lucite) because of its high optical transparency is used for making lenses. It is chemically (A) Polymethyl methacrylate (PMMA) (B) Polytetrafluroethylene (PTFE) (C) Polycarbonates (D) Phenolic resins

Last Answer : (A) Polymethyl methacrylate (PMMA)

Czochralski method is widely used for the growth of crystal of -------------materials. a) Conductors b) semiconductors c) insulator d) conductors & insulators

Description : Czochralski method is widely used for the growth of crystal of -------------materials. a) Conductors b) semiconductors c) insulator d) conductors & insulators

Last Answer : b) semiconductors

What is the dielectric constant of polyethylene (PE) insulator? A. 2.5 B. 3.3 C. 2.27 D. 2.1

Description : What is the dielectric constant of polyethylene (PE) insulator? A. 2.5 B. 3.3 C. 2.27 D. 2.1

Last Answer : C. 2.27