C33 Color Theory and Color Matching 2

Question 1

When color matching an existing painted surface, what is the most accurate method?

Accepted Answer

Using a spectrophotometer to scan the existing color

Answer

Matching by eye under store lighting

Answer

Choosing the closest chip from a color fan deck

Answer

Blending universal tints into white paint by hand

Question 2

What phenomenon causes paint colors to appear significantly different under different light sources?

Accepted Answer

Metamerism

Answer

Color bleed

Answer

Undertone shift

Answer

Batch variance

Question 3

Why should a paint sample be applied to the actual wall before purchasing full quantities?

Accepted Answer

To evaluate the true color under the room's specific lighting and surroundings

Answer

To test paint adhesion on the surface

Answer

To check the consistency of the paint batch

Answer

To determine the required number of coats

Question 4

When mixing custom colors, what approach produces the most consistent and repeatable results?

Accepted Answer

Follow a precise formula measured by weight or volume

Answer

Mix by eye until it looks right

Answer

Add tints gradually until close enough

Answer

Use only manufacturer pre-mixed colors

Question 5

Why is batch number (lot number) important when purchasing multiple cans of the same paint color?

Accepted Answer

It ensures color consistency between cans from the same production run

Answer

It tracks warranty claims

Answer

It identifies the paint's VOC content

Answer

It determines the paint's shelf life

Question 6

What technique best prevents 'lap marks' when rolling paint on a wall?

Accepted Answer

Maintain a wet edge and work systematically section by section

Answer

Apply paint in short overlapping strokes and let each dry

Answer

Apply two thin coats back-to-back before the first dries

Answer

Use a very dry roller to feather the edges