Quiz 3 Homework questions

Question 1

In the Munsell color system, the value refers to the color, e.g. red, blue, …

Answer 1

False

Question 2

The red light is absorbed when visible light strikes the red fabric.

Answer 2

False

Question 3

A person with normal color vision can see more than 20 million colors.

Answer 3

true

Question 4

In the computer display, when you have 100% of the red, green, and blue phosphors, the screen is:

Answer 4

white

Question 5

More women are color blind than men.

Answer 5

false

Question 6

When you look at fabrics under different types of lights (e.g. tungsten, fluorescent, …) the colors will always look the same

Answer 6

false

Question 7

Two people looking at the same fabric will always see the same color.

Question 7

Answer 7

false

Question 8

The human eye has three types of color receptors, so it can only see 1000 colors.

Answer 8

false

Question 9

Bleaching increases luster.

Answer 9

True

Question 10

Stock dyeing

Answer 10

dye loose fibers

Question 11

Solution dyeing

Answer 11

add pigment to the polymer and then extrusion spin fibers

Question 12

cross dyeing

Answer 12

intentionally dyeing two different types of fibers to different shades

Question 13

union dyeing

Answer 13

dye two different fibers to the same shade

Question 14

Continuous dyeing requires small batches of fabric.

Answer 14

false

Question 15

Dyeing is the intentional application of color to fabric, whereas staining may be accidental or intentional.

Answer 15

True

Question 16

Which of followings are characteristics of Dyeing as compared to Pigment printing?

Answer 16

Not all fabrics can be dyed by same dyes

Colorants (i.e., dye) diffuses into fibers

Question 17

The process of ___(A)___ is slow, whereas the process of ___(B)___ is comparatively faster.

Answer 17

(A) Skein dyeing, (B) Package dyeing

Question 18

When we dye a fabric (3000g), a 60000ml dye solution will be used. Please calculate the liquor ratio.

Answer 18

20:1

Question 19

While preparing a fabric to dye to a dark shade, you would use a (half or full) bleach?

Answer 19

half

Question 20

“Preparation” for dyeing and printing includes scouring and bleaching the fabrics or fibers.

Answer 20

true

Question 21

Colorants are used to impart color to a textile.

Answer 21

true