Ellen Places an Object 48

question 61

Multiple Choice

Ellen places an object 48.4 cm from a concave lens.If a virtual image appears 24.6 cm from the lens on the same side as the object,what is the focal length of the lens?

• A)-16.3 cm
• B)-50.0 cm
• C)732 cm
• D)-23.8 cm
• E)-36.5 cm

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Definitions:

Positive Symptoms

In the context of mental health, symptoms that add abnormal experiences, such as hallucinations or delusions, particularly in schizophrenia.

Schizophrenia

A severe mental disorder characterized by distortions in thinking, perception, emotions, language, sense of self, and behavior, greatly affecting how a person relates to reality.

Normal Functions

Refers to the typical and expected processes or operations of systems, whether biological, mechanical, or psychological.

Negative Symptoms

Symptoms commonly associated with schizophrenia or other mental disorders, characterized by a lack or reduction of normal functions, such as blunted emotions or social withdrawal.