What visual effect is created when two patterns with the same spatial frequencies are superimposed?
Visual Effects: Colors, Contrasts, and Perception

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Social Studies, Life Skills
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KG - University
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Color inversion
Optical illusions
Shadow effects
Moiré patterns
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the wheels in the bike image when you focus on the green cross?
They disappear and reappear
They change color
They become larger
They rotate
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does high contrast affect the contrast transfer function during the flicker phase?
It becomes inverted
It remains unchanged
It shifts it to the right
It shifts it to the left
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the initial perception of the two images with varying contrast?
The left image seems sharper
Both images appear blurred
They appear identical
The right image seems sharper
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What can alter our perception of the brightness of squares?
The size of the squares
The distance from the viewer
The context and contrast
The presence of red bars
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