The Focal Length of a Converging Lens That Projects the Image

question 40

Multiple Choice

The focal length of a converging lens that projects the image of a lamp,magnified 4 times,onto a screen 3.05 m from the lamp is approximately

• A)11.6 cm
• B)48.8 cm
• C)-11.6 cm
• D)2.04 m
• E)19.2 cm

---

Definitions:

Type A Personality Style

A personality pattern characterized by hostility, cynicism, drivenness, impatience, competitiveness, and ambition.

Cynical

An attitude characterized by a belief that people are motivated purely by self-interest.

Competitive

A trait or situation where individuals or entities strive against each other to achieve a goal or superiority.

Type B Personality Style

A personality pattern in which a person is more relaxed, less aggressive, and less concerned about time.