MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Polymer Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which reaction may allow the biphasic interfacial polymerization technique? |
| A. | addition polymerization |
| B. | condensation polymerization |
| C. | both of the mentioned |
| D. | none of the mentioned |
| Answer» C. both of the mentioned | |
| 2. |
Fully grown polymers are formed at the incidence of termination reaction in addition polymerization reaction. State true or false. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 3. |
Which of the following polymers contains −C−C− linkages only? |
| A. | addition polymers |
| B. | condensation polymers |
| C. | copolymers |
| D. | none of the mentioned |
| Answer» B. condensation polymers | |
| 4. |
Which of the following reaction is not accompanied by elimination of a byproduct molecule? |
| A. | addition polymerization |
| B. | condensation polymerization |
| C. | both of the mentioned |
| D. | none of the mentionedView Answer |
| Answer» B. condensation polymerization | |
| 5. |
WHICH_REACTION_MAY_ALLOW_THE_BIPHASIC_INTERFACIAL_POLYMERIZATION_TECHNIQUE??$ |
| A. | addition polymerization |
| B. | condensation polymerization |
| C. | both of the mentioned |
| D. | none of the mentioned |
| Answer» B. condensation polymerization | |
| 6. |
Fully grown polymers are formed at the incidence of termination reaction in addition polymerization reaction. State true or false? |
| A. | true |
| B. | false |
| Answer» C. | |
| 7. |
The process in which molecular weight control is achieved by using a stoichiometric imbalance of the reacting functional group is ___________ |
| A. | chain growth process |
| B. | step growth process |
| C. | substitution process |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 8. |
Which of the following polymerization can be carried out in melt condition or in solution state? |
| A. | addition polymerization |
| B. | condensation polymerization |
| C. | both of the mentioned |
| D. | none of the mentioned |
| Answer» B. condensation polymerization | |
| 9. |
Which of the following polymers contains ‚àíC‚àíC‚àí linkages only?$ |
| A. | addition polymers |
| B. | condensation polymers |
| C. | copolymers |
| D. | none of the mentioned |
| Answer» E. | |
| 10. |
What does the reaction mixture of addition polymerization contain at any instant of time? |
| A. | full grown polymer molecules |
| B. | unreacted monomer molecules |
| C. | free radical chains and initiators |
| D. | all of the mentioned |
| Answer» B. unreacted monomer molecules | |
| 11. |
The process in which the molecular weight of polymer almost remains unchanged with the progress of reaction is a ___________ |
| A. | addition polymerization |
| B. | condensation polymerization |
| C. | copolymerization |
| D. | none of the mentioned |
| Answer» B. condensation polymerization | |
| 12. |
How does the monomer conversion vary at the early stage of step-growth polymerization? |
| A. | faster |
| B. | slower |
| C. | steady |
| D. | none of the mentioned |
| Answer» C. steady | |
| 13. |
The chain growth process is usually much slower than the step-growth process. State true or false. |
| A. | true |
| B. | false |
| Answer» B. false | |