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- Engineering
- Solve it, Which of the following are capable of repeatedly softening and hardening and heating and cooling respectively
Which of the following are capable of repeatedly softening and hardening and heating and cooling respectively
- Option 1)
Elastomers
- Option 2)
Thermoplastics
- Option 3)
Thermosetting polymers
- Option 4)
Fibres
Answers (1)
As we have learned
Thermoplastic Polymers -
The intermolecular forces are intermediate between elastomers and fibres.They soften on heating and harden in cooling.
- wherein
Eg:- Polystyrene, Polyvinyls, etc.
Thermoplastics are linear or slightly branched long chain molecules capable of softening on heating and hardening on cooling.
Option 1)
Elastomers
Option 2)
Thermoplastics
Option 3)
Thermosetting polymers
Option 4)
Fibres
View full answer
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