MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Food Packaging Technology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Permeability can be related to which law of Food Engineering? |
| A. | Fourier Law |
| B. | Kohlrausch’s Law |
| C. | Fick’s Law |
| D. | Newton’s Law |
| Answer» D. Newton’s Law | |
| 2. |
Which of the following is the best Oxygen barrier? |
| A. | EVOH |
| B. | PS |
| C. | PE |
| D. | PP |
| Answer» B. PS | |
| 3. |
The uptake of food components such as aroma and flavour by plastic films is known as ________ |
| A. | Scavenging |
| B. | Broiling |
| C. | Scalding |
| D. | Scaling |
| Answer» E. | |
| 4. |
Permeability can also be calculated by the formula _____________ |
| A. | P=Qk/(AtΔP) |
| B. | P=Qt/(AkΔP) |
| C. | P=Q/(AktΔP) |
| D. | P=QA/(ktΔP) |
| Answer» B. P=Qt/(AkΔP) | |
| 5. |
If a plastic film has high OTR, it will have a high WVTR too. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
What is the unit of coefficient of Permeability? |
| A. | s/m2 |
| B. | m2/s |
| C. | m/s |
| D. | m2 |
| Answer» D. m2 | |
| 7. |
What is the unit of coefficient of Solubility coefficient? |
| A. | m2s |
| B. | m2/s |
| C. | m/s |
| D. | ms |
| Answer» C. m/s | |
| 8. |
What is the unit of coefficient of Diffusion coefficient? |
| A. | m2/s |
| B. | cm2/s |
| C. | m/s |
| D. | m2s |
| Answer» B. cm2/s | |
| 9. |
Permeability is calculated by the formula P=D/S. |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
Permeability is calculated using ________ and _________ |
| A. | diffusion, solubility |
| B. | permeance, solubility |
| C. | diffusion, permeance |
| D. | transmittivity, solubility |
| Answer» B. permeance, solubility | |
| 11. |
Arrange the following in correct order of OTR |
| A. | EVOH > PET > LDPE > HDPE |
| B. | PET > EVOH > LDPE > HDPE |
| C. | LDPE > HDPE > EVOH > PET |
| D. | LDPE > HDPE > PET > EVOH |
| Answer» E. | |
| 12. |
WVTR is expressed as _________ |
| A. | gm2/hr |
| B. | g/m224hr |
| C. | g/m2hr |
| D. | g/cm224hr |
| Answer» C. g/m2hr | |
| 13. |
The term WVTR related to packaging films stands for ________ |
| A. | Water vapour transmission rate |
| B. | Water vapour transient rate |
| C. | Water vapour transfer rate |
| D. | Water to vapour total ratio |
| Answer» B. Water vapour transient rate | |
| 14. |
The term OTR related to packaging films stands for ________ |
| A. | Overall Thermal Resistance |
| B. | Outer Tear Resistance |
| C. | Oxygen Transmission Rate |
| D. | Odour Transfer Rate |
| Answer» D. Odour Transfer Rate | |
| 15. |
Arrange the following in correct order of WVTR. |
| A. | EVOH > PET > HDPE > Al |
| B. | Al > EVOH > HDPE > PET |
| C. | PET > EVOH > HDPE > Al |
| D. | EVOH > HDPE > PET > Al |
| Answer» B. Al > EVOH > HDPE > PET | |