Multiple choice

Which of the following properties differ thermosetting plastics from thermoplastics?

  1. Thermoplastics can be deformed easily but thermosetting plastics cannot.

  2. Thermoplastics have higher tensile strength than thermosetting plastics.

  3. Thermoplastics are more flexible than thermosetting plastics.

  4. Thermoplastics are more durable than thermosetting plastics.
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A Correct answer
Explanation

Both thermosetting plastics and thermoplastics have almost the same tensile strength, durability and flexibility. The main difference between them is that thermosetting plastics once set cannot be moulded again, but thermoplastics can be remoulded on heating.

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