Plasticisers are added to polymers to improve their____________________?
Correct answer: B. Softness & flexibility
- A. Tensile strength
- B. Softness & flexibility
- C. Acid resistance
- D. Alkali resistance
Explanation
Plasticisers reduce intermolecular attraction and increase polymer-chain mobility, making the material softer and more flexible. They are not primarily added to increase tensile strength or chemical resistance.
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