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A polymer is termed as an 'elastomer', if its percentage elongation is more than 100%. An elastomer is termed as 'rubber' if its percentage elongation is more than __________ percent.
Which of the following is not an elastomer?
Which of the following is not the essential structural requirement of an elastomer?
Seven people A, B, C, D, E, F and G live on separate floors of a 7-floor building. Ground floor is numbered 1, first floor is numbered. 2 and so on until the topmost floor is numbered 7. Each one of these having a different cars-Cadillac, Ambassador, Fiat, Maruti, Mercedes, Bedford and Fargo but not necessarily in the same order. Only three people live above the floor on which A lives. Only one person lives between A and the one having a car Cadillac. F lives immediately below the one having a car Bedford. The one having a car Bedford lives on an even-numbered floor. Only three people live between the ones having a car Cadillac and Maruti. E lives immediately above C. E is not having a car Maruti. Only two people live between B and the one having a car Fargo. The one having a car Fargo lives below the floor on which B lives. The one having a car Fiat does not live immediately above D or immediately below B. D does not live immediately above or immediately below A. G does not have a car Ambassador. Question : How many people live between the floors on which D and the one having a car Bedford ?
Which of the following is an elastomer?
Consider the following statements: On heating an elastomer under tensile load, its shrinkage 1. maximizes the enthalpy 2. maximizes the entropy 3. minimizes the free energy 4. avoids breaking Which of the above statements are correct?
Acrylonitrile-butadiene-styrene (ABS) copolymer, which is produced by blending styrene-acrylonitfile copolymer with butadiene based elastomer, is a/an
Which type of conveyors uses the reinforced elastomer?
Polymers are classified into four categories namely thermosetting, thermoplastic, elastomer and fibre depending upon their
Erosion mechanism in elastomer materials is based on fatigue.