Situation 19.2 The Objective and the Eyepiece of a Microscope Have Focal

question 16

Multiple Choice

Situation 19.2
The objective and the eyepiece of a microscope have focal lengths of 4.0 mm and 25 mm,respectively.The objective produces a real image 30 times the size of the object.The final image is viewed at infinity.The near point of the microscope user is at 25 cm.
-In Situation 19.2,the distance between the object and the focal point of the objective,in mm,is closest to:

• A)0.13
• B)0.18
• C)0.23
• D)0.28
• E)0.33

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Definitions:

Association Fibers

Nerve fibers in the brain that connect different parts of the same cerebral hemisphere, facilitating communication between them.

Cerebral Cortex

The outer layer of the cerebrum in the brain, involved in high-level functions such as thought, memory, and decision-making.

Hemisphere

One half of the brain, divided into the left and right hemispheres, each responsible for different functions and processes.

Cerebrum

The largest part of the brain, responsible for voluntary activities, speech, senses, thought, and memory.