The Lens System Used in a Galilean Telescope or Opera

question 53

Multiple Choice

The lens system used in a Galilean telescope or opera glasses consists of a positive lens and a negative lens on the same axis.In the following ray diagrams the focal points of the positive lens are marked F and F' and those of the negative lens are marked f and f'.The points F and f' coincide.A ray of light comes from a distant object,traverses the system,and enters an eye on the right side of the diagram.Which of the ray diagrams is correct?

---

Definitions:

Verbal Harassment

The use of words to belittle, demean, or abuse an individual or group, typically in a persistent manner.

Opponent's Concentration

The focus or attention level that an opposing party in a conflict or negotiation gives to achieving their goals.

Agent Relationship

A connection between individuals where one person acts on behalf of another in a representative capacity.

Control

The capability to shape or control the actions of individuals or the direction of outcomes.