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प्रश्न
Which is an example of thermoplastic polymer?
विकल्प
Bakelite
Polystyrene
Nylon 6, 6
Urea formaldehyde resin
MCQ
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उत्तर
Polystyrene
Explanation:
A thermoplastic polymer is a material that can be repeatedly softened and hardened by heating and cooling, making it moldable. Polystyrene is a common example of this, as it can be melted and shaped into various objects.
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