Q. Which of the following thermoplastics is used for making eye lenses?

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Q. Which of the following is/are the monomers of nylon (6,6)?

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Q. Which of the following is/are the examples of thermoplastics?

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Q. Which of the following is the monomer of Polyvinyl chloride (PVC)?

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Q. Degradation of plastics is due to swelling, loss of mechanical properties, softening, hardening, and spalling.

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Q. What is meant by thermosetting plastic?

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Q. Which of the following is/are the example of thermosetting polymers?

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Q. Which of the following is/are the raw materials of Bakelite?

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Q. Which of the following polyester is used in the space mirror satellite?

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Q. Silicones are used for molding compounds, laminating resins, and insulation for electric motors and electronic equipment.

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Q. What is the abbreviation of FRP regarding reinforced plastics?

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Q. Which of the following thermosetting plastics that comes under phenolics?

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Q. Which of the following category that materials such as Epon, Durcon, and Araldite belong to?

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Q. Which of the following is not a thermosetting plastic?

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Q. Which of the following compounds that are present in ceramics?

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Q. Which of the following is/are the examples of ceramics?

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Q. Which of the following is/are the advantages of ceramics?

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Q. Which of the following is/are the disadvantages of ceramics?

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Q. Which of the following is/are the ultra-tough ceramics that could be used in diesel engines?

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Q. Acid brick is the material made from fireclay with a silica content about 10% greater than ordinary firebrick.

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