Indicate Which of the Following Photons Can Cause Emission of Photoelectrons

question 29

Multiple Choice

Indicate which of the following photons can cause emission of photoelectrons from a surface of gallium (= 6.7 *10^-19 J) .

• A) 350 nm
• B) 400 nm
• C) 200 nm
• D) 650 nm
• E) 500 nm

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Definitions:

Schizophrenia

A severe mental disorder characterized by distortions in thinking, perception, emotions, language, sense of self, and behavior, often resulting in hallucinations, delusions, and disorganized thinking and speech.

Positive Symptoms

Symptoms of schizophrenia that seem to be excesses of or bizarre additions to normal thoughts, emotions, or behaviors.

Aftercare

Aftercare refers to the continuation of treatment and support following the initial phase of treatment for a condition or addiction, aimed at preventing relapse and promoting long-term recovery.

Psychiatric Ward

A hospital or specific section of a hospital dedicated to the treatment of individuals with mental health disorders, providing both acute and long-term care.