Moderate

The fact that hues at the short-wave end of the color spectrum appear bright at nightfall is a function of ______________?

Correct answer: A. Purkinje effect

  • A. Purkinje effect
  • B. Zeigarnik effect
  • C. Young-Helmholtz effect
  • D. light adaptation

Explanation

The Purkinje effect refers to the shift toward greater sensitivity to shorter wavelengths in dim light, making blue-green hues appear relatively brighter at nightfall. The Young-Helmholtz theory explains trichromatic color vision instead.

Last updated

Practise Cognitive Psychology

552 free Cognitive Psychology MCQs from Psychology, each with the correct answer and an explanation. Unlimited attempts, no account needed.

Exams that ask Psychology questions like this

Psychology is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.

Related questions