MCQOPTIONS
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This section includes 17 Mcqs, each offering curated multiple-choice questions to sharpen your Pulp Paper knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Light might also be ___________ as it is transmitted through a material. Reflection, refraction, and __________ of light are all very crucial in determining and predicting the optical properties of paper. |
| A. | Absorption |
| B. | Reflection |
| C. | Refraction |
| D. | Dispersion |
| Answer» B. Reflection | |
| 2. |
__________ utilizes the fact that the index of refraction of a material is a function of the wavelength of the light ray. |
| A. | Absorption |
| B. | Reflection |
| C. | Refraction |
| D. | Dispersion |
| Answer» E. | |
| 3. |
__________ paper scatters light very little and has relatively less absorbance so that most light is transmitted through it, unless it is very thick. |
| A. | Cellophane |
| B. | Latex |
| C. | Glassine |
| D. | Plastic |
| Answer» D. Plastic | |
| 4. |
With __________ it’s possible that a light ray will be reflected back into a material when striking at a higher angle. |
| A. | TIR |
| B. | TIM |
| C. | CPR |
| D. | VIBGYOR |
| Answer» B. TIM | |
| 5. |
If any refracted light were to travel the same path backward the same relationship would exist, that is__________ = n.( The angle of reflection for normal is (φa = φr)) |
| A. | sin φa/cos φb |
| B. | cos φa/sin φb |
| C. | cosec φa/sin φb |
| D. | sin φa/sin φb |
| Answer» E. | |
| 6. |
It is known that the angle of refraction from normal isn’t equal to the angle of the incident light from normal (φa = φr) |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
If a beam of light travelling in a vacuum strikes a flat surface of a transparent material at an angle of incidence φa relative to normal some of the light will be reflected at angle φr |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
LIGHT_MIGHT_ALSO_BE_____________AS_IT_IS_TRANSMITTED_THROUGH_A_MATERIAL._REFLECTION,_REFRACTION,_AND____________OF_LIGHT_ARE_ALL_VERY_CRUCIAL_IN_DETERMINING_AND_PREDICTING_THE_OPTICAL_PROPERTIES_OF_PAPER.?$ |
| A. | Absorption |
| B. | Reflection |
| C. | Refraction |
| D. | Dispersion |
| Answer» B. Reflection | |
| 9. |
__________ utilizes the fact that the index of refraction of a material is a function of the wavelength of the light ray? |
| A. | Absorption |
| B. | Reflection |
| C. | Refraction |
| D. | Dispersion |
| Answer» E. | |
| 10. |
__________ paper scatters light very little and has relatively less absorbance so that most light is transmitted through it, unless it is very thick? |
| A. | Cellophane |
| B. | Latex |
| C. | Glassine |
| D. | Plastic |
| Answer» D. Plastic | |
| 11. |
__________ has very high absorbance across the spectrum and so little light is reflected or transmitted. |
| A. | White paper |
| B. | Grey paper |
| C. | Black paper |
| D. | Red paper |
| Answer» D. Red paper | |
| 12. |
It is known that the maximum amount of scattering results when the minimum particle dimension is about 1.5 the wavelength of the light being __________ |
| A. | Scattering |
| B. | Shaping |
| C. | Tyndell |
| D. | Intensity |
| Answer» B. Shaping | |
| 13. |
With __________ it’s possible that a light ray will be reflected back into a material when striking at a higher angle.$ |
| A. | TIR |
| B. | TIM |
| C. | CPR |
| D. | VIBGYOR |
| Answer» B. TIM | |
| 14. |
__________ means that when light travels from a material of less index of refraction to a material of higher index of refraction, the light is bent towards the normal. |
| A. | Reflection |
| B. | Refraction |
| C. | Radiation |
| D. | Plunge |
| Answer» C. Radiation | |
| 15. |
If any refracted light were to travel the same path backward the same relationship would exist, that is__________ = n.( The angle of reflection for normal is (φa = φr))$ |
| A. | sin φ<sub>a</sub>/cos φ<sub>b</sub> |
| B. | cos φ<sub>a</sub>/sin φ<sub>b</sub> |
| C. | cosec φ<sub>a</sub>/sin φ<sub>b</sub> |
| D. | sin φ<sub>a</sub>/sin φ<sub>b</sub> |
| Answer» E. | |
| 16. |
It is known that the angle of refraction from normal isn’t equal to the angle of the incident light from normal (φa = φr)$ |
| A. | True |
| B. | False |
| Answer» C. | |
| 17. |
If a beam of light travelling in a vacuum strikes a flat surface of a transparent material at an angle of incidence φa relative to normal some of the light will be reflected at angle φr |
| A. | True |
| B. | False |
| Answer» B. False | |