A Stamp Collector Used a Magnifying Glass with a Focal

question 36

Multiple Choice

A stamp collector used a magnifying glass with a focal length of 24.0 cm to observe his favorite stamp .The image of the stamp was located at his near point distance of 30.0 cm.What was the approximate angular magnification of the magnifying glass when the collector observed his stamp?

• A)1.00
• B)1.25
• C)1.75
• D)2.00
• E)2.25

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Definitions:

Inhibitory Postsynaptic Potentials

Hyperpolarization of a neuron's membrane potential, making it less likely to fire an action potential.

GABA

Gamma-aminobutyric acid, an inhibitory neurotransmitter in the central nervous system that reduces neuronal excitability throughout the nervous system.

Dopamine Antagonist

A type of medication or substance that blocks the action of dopamine, a neurotransmitter, which can be used to treat various psychiatric and neurological diseases.

Schizophrenia

A mental disorder characterized by distorted thinking, perceptions, emotions, and behaviors, often resulting in delusions and hallucinations.