Thermoplastic

Q.

Melmoware are

1. Thermosetting
2. Thermoplastic
3. Both (a) and (b)
4. None of these

Q. Which of the following polymers does not soften on heating and harden on cooling?

1. Polythene
2. Polyvinyls
3. Polystyrene
4. Urea-formaldehyde resins

Q. Which of the following possess the relative strength of intermolecular forces of attraction between that of elastomers and fibres?

1. Terylene
2. Polythene
3. Bakelite
4. Nylon

Q.
Which of the following statements is/are correct about the polymer (E)?

1. It is a thermoplastic polymer
2. It is a thermosetting polymer
3. It is used in the manufacture of adhesives
4. It is used in the manufacture of switches and plugs