MCQOPTIONS
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MCQOPTIONS
This section includes 2 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. |
What happens when the degree of alcoholysis of polyvinyl alcohol is increased beyond 90%? |
| A. | twater solubility increases |
| B. | twater solubility decreases |
| C. | tdecolouration occurs |
| D. | twater insolubility |
| Answer» B. twater solubility decreases | |
| 2. |
Which is the most widely used polymerization technique to produce polyvinyl actate? |
| A. | tbulk polymerization |
| B. | tsolution polymerization |
| C. | temulsion polymerization |
| D. | tall of the mentioned |
| Answer» D. tall of the mentioned | |