An Object and a Screen Are Separated by 15

question 63

Multiple Choice

An object and a screen are separated by 15.0 cm.A convex lens is placed between them,6.82 cm from the object.In this position it causes a sharp image of the object to form on the screen.What is the focal length of the lens?

• A)4.69 cm
• B)41.0 cm
• C)3.72 cm
• D)12.5 cm
• E)4.09 cm

---

Definitions:

Sunk Costs

These are costs that have already been incurred and cannot be recovered, thus should not affect future business decisions.

Future Costs

Costs that will be incurred in the future as a result of current decisions or plans.

Alternatives

Different options or strategies available to be chosen in decision-making processes.

Future Costs

These are costs expected to be incurred in the future as a result of current or future actions.