The Tri-Chromatic Theory of Color Vision Was Proposed By

question 5

Multiple Choice

The tri-chromatic theory of color vision was proposed by:

• A) Bell and Magendie.
• B) Gall and Spurzheim.
• C) Weber and Fechner.
• D) Müller and Helmholtz.
• E) Young and Helmholtz.

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Definitions:

Law of Diminishing Returns

An economic principle stating that as investment in a particular area increases, the rate of profit from that investment, after a certain point, cannot continue to increase if other inputs remain at a constant.

Marginal Study Time

The additional amount of time spent studying beyond the current level, focusing on the impact on overall academic performance.

Sunk Cost

Past expenses that have already been incurred and cannot be recovered or altered.

Nonrefundable Ticket

A type of ticket purchase that cannot be returned for a refund. These tickets generally offer a cost advantage but less flexibility.