Thin Lenses: in the Figure, the Image Is Viewed on a Screen

question 44

Multiple Choice

Thin lenses: In the figure, the image is viewed on a screen and is 13.5 mm tall. What is the focal length of the lens?

• A) +14.6 cm
• B) -14.6 cm
• C) +20.4 cm
• D) -89.3 cm
• E) +124 cm

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Definitions:

Dual Coding

A theory proposing that information can be remembered visually and verbally, and that the two systems can support each other in enhancing learning and memory.

Short-term Storage

The part of the memory system where information is temporarily held before it is either discarded or transferred to long-term memory.

Limited Capacity

Refers to the finite amount of information or resources that a system or individual can handle at any given time.

Elaborative Rehearsal

A memory technique that involves thinking about the meaning of the term to be remembered, instead of merely repeating the term to oneself.