A Two Lens Magnifying System Uses Lenses of Focal Lengths

question 106

Multiple Choice

A two lens magnifying system uses lenses of focal lengths 2.5 and 9.5 cm for the objective and eyepiece respectively.The two lenses are positioned 23 cm apart.An object for study is placed 3.0 cm in front of the objective lens.Find the position of the final image relative to the eyepiece lens.

• A)-27.7 cm
• B)-50.7 cm
• C)15.0 cm
• D)-1.59 cm
• E)-35.3 cm

Understand the significance of technological and social changes on American society in the 1920s.

Debate the contributions and challenges faced by women during the 1920s.

Evaluate the impact of international commerce and mass consumer culture on American economic growth during the 1920s.

Understand the foreign policy approaches of key U.S. presidents during the early 20th century.

---

Definitions:

Specific Performance

A legal remedy in contract law where a court orders a party to perform their obligations under a contract, rather than just paying damages for failure to do so.

Oral Agreement

A contract or agreement made through spoken words rather than in written form which can be legally binding in certain circumstances.

Part Performance

A legal principle that allows an incomplete contract to be enforced if one party has taken significant actions based on the agreement, demonstrating the existence of the contract.

Oral Promise

An agreement made verbally that may or may not be legally binding, depending on the context and content.