Explore topic-wise MCQs in Pulp Paper.

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