A Lens Is Made with a Focal Length of -40

question 79

Multiple Choice

A lens is made with a focal length of -40 cm using a material with index of refraction 1.50.A second lens is made with the SAME GEOMETRY as the first lens,but using a material having refractive index of 2.00.What is the focal length of the second lens?

• A) -40 cm
• B) -80 cm
• C) -53 cm
• D) -20 cm
• E) -30 cm

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Definitions:

Freud

Sigmund Freud, an Austrian neurologist who founded the field of psychoanalysis, known for his theories on the unconscious mind, the Oedipal complex, and the structure of personality.

Collective Unconscious

The part of the unconscious mind containing thoughts, images, and psychic characteristics common to all members of a culture.

Primordial Images

Fundamental symbols and motifs that emerge from the collective unconscious, representing universal human experiences and themes across cultures, according to Carl Jung.

Independent Choices

Decisions made by an individual based on personal judgment and preferences, free from outside influence or pressure.