A Physics Student Desires to Create a Beam of Light

question 76

Multiple Choice

A physics student desires to create a beam of light that consists of parallel rays.Which one of the following arrangements would allow her to accomplish this task?

• A)A light bulb is placed at the focal point of a convex mirror.
• B)A light bulb is placed at the focal point of a diverging lens.
• C)A light bulb is placed at the focal point of a converging lens.
• D)A light bulb is located at twice the focal length from a concave mirror.
• E)A light bulb is located at twice the focal length from a converging lens.

---

Definitions:

Self-Serving Bias

A common tendency for individuals to attribute their successes to personal characteristics, while attributing their failures to external factors.

Proximity

The physical or psychological closeness between people, often influencing attraction and relationships.

Propinquity

The phenomenon wherein people are more likely to form friendships or relationships with those who are geographically close or frequently encountered.

Positively Correlated

A relationship between two variables in which both variables move in the same direction.