How Many Times Greater Is the Speed of Infrared Light

question 100

Multiple Choice

How many times greater is the speed of infrared light (λ = 800 nm) than the speed of violet light (λ = 400 nm) in a vacuum?

• A) 2
• B) 1/2
• C) 400
• D) 1; that is, both have the same speed.

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Definitions:

Doubts

Feelings of uncertainty or lack of conviction about something, often involving questions about belief or decision making.

D-motivation

The reduction or loss of motivation, often due to a lack of rewards or the presence of demotivating factors.

Self-actualizers

Individuals who have realized and fulfilled their potential in terms of personal growth, creativity, and understanding, according to Maslow's hierarchy of needs.

Maslow

Refers to Abraham Maslow, a psychologist known for creating Maslow's hierarchy of needs, a theory in psychology that argues human behaviors are motivated by fulfilling a hierarchy of needs from basic to complex.