MCQOPTIONS
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MCQOPTIONS
This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Applied Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The strength of the polymer increases with ________ in molecular weight. |
| A. | Increase |
| B. | Decrease |
| C. | No change |
| D. | Slightly decrease |
| Answer» B. Decrease | |
| 2. |
If the polymer is in the room temperature then it is ___________ |
| A. | Brittle |
| B. | Viscofluid state |
| C. | Amorphous |
| D. | Rubbery |
| Answer» E. | |
| 3. |
The impact strength is measured as _________ |
| A. | Elasticity |
| B. | Strength |
| C. | Permeability |
| D. | Toughness |
| Answer» E. | |
| 4. |
A polymeric molecules possess the molecular weight _____________ |
| A. | Different |
| B. | Fixed |
| C. | That cannot be determined |
| D. | May be determined |
| Answer» B. Fixed | |
| 5. |
IF_THE_POLYMER_IS_IN_THE_ROOM_TEMPERATURE_THEN_IT_IS____________?$ |
| A. | Brittle |
| B. | Viscofluid state |
| C. | Amorphous |
| D. | Rubbery |
| Answer» E. | |
| 6. |
The_strength_of_the_polymer_increases_with__________in_molecular_weight.$ |
| A. | Increase |
| B. | Decrease |
| C. | No change |
| D. | Slightly decrease |
| Answer» B. Decrease | |
| 7. |
The impact strength is measured as ________? |
| A. | Elasticity |
| B. | Strength |
| C. | Permeability |
| D. | Toughness |
| Answer» E. | |
| 8. |
___________ is the property of recovering original shape after the removal of deforming strain. |
| A. | Rigidity modulus |
| B. | Youngs modulus |
| C. | Elasticity |
| D. | Bulk modulus |
| Answer» D. Bulk modulus | |
| 9. |
The polymer absorbs ________ and swells in size. |
| A. | Ethyl alcohol |
| B. | Ether |
| C. | Water |
| D. | Methanol |
| Answer» D. Methanol | |
| 10. |
Weight average molecular weight __________ on the weight of molecules in a polymer. |
| A. | Dependent |
| B. | Independent |
| C. | Partially dependent |
| D. | Neither dependent nor independent |
| Answer» B. Independent | |
| 11. |
A polymeric molecules possess the molecular weight _____________ |
| A. | Different |
| B. | Fixed |
| C. | That cannot be determined |
| D. | May be determined |
| Answer» B. Fixed | |
| 12. |
As the crystallinity increases The brittleness of the polymer _________ |
| A. | Increases |
| B. | Decreases |
| C. | Moderate |
| D. | Remains constant |
| Answer» C. Moderate | |
| 13. |
The polymer is 100% crystalline. |
| A. | True |
| B. | False |
| Answer» C. | |
| 14. |
Polymeric molecules __________ a definite crystalline structure. |
| A. | Have |
| B. | Do not have |
| C. | Completely having |
| D. | Partially having |
| Answer» C. Completely having | |