science
Grade-5
Easy
Question
Which of the following differences regarding thermoplastics and thermo-setts is/are true?
- Only (ii)
- Only (iii)
- Only (i) and (ii)
- Only (ii) and (iii)
Hint:
Thermoplastics have a low melting points.
The correct answer is: Only (ii) and (iii)
- Thermoplastics are made-up of linear chains whereas thermosetting plastics are cross-linked polymers.
- Thermoplastics are soft in nature whereas thermosetting plastics are rigid.
- Thermoplastics are not as heat resistant as they have low melting point.
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