The Focal Lengths of the Objective and the Eyepiece in a Microscope

question 31

Multiple Choice

The focal lengths of the objective and the eyepiece in a microscope are 0.290 cm and 2.50 cm,respectively.An object is placed 0.300 cm from the objective.The image of this object is viewed with the eyepiece adjusted for minimum eyestrain (image at the far point of the eye) for a person with normal vision.What is the distance between the objective and the eyepiece?

• A) 9.85 cm
• B) 10.1 cm
• C) 10.4 cm
• D) 11.2 cm
• E) 11.5 cm

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Definitions:

Prefrontal Cortex

The front part of the frontal lobe of the brain, involved in complex behaviors such as decision making, planning, and regulating social behavior.

Integrating Information

The process of synthesizing and combining various pieces of data, knowledge, or insight to form a cohesive understanding or conclusion.

Prefrontal Cortex

A region of the brain located at the front of the frontal lobe, crucial for decision making, cognitive behavior, personality expression, and moderating social behavior.

Synaptic Pruning

The process of eliminating weaker synaptic connections in the brain, making room for stronger, more efficient connections.