When a Metal Is Illuminated by Light,photoelectrons Are Observed Provided

question 24

Multiple Choice

When a metal is illuminated by light,photoelectrons are observed provided that the wavelength of the light is less than 520 nm.What is the metal's work function? (c = 3.00 × 10⁸ m/s,h = 6.626 × 10^-34 J ∙ s,1 eV = 1.60 × 10^-19 J)

• A)2.4 eV
• B)2.6 eV
• C)2.8 eV
• D)3.0 eV

---

Definitions:

Emotional Outbursts

Sudden, intense expressions of emotion that may not be appropriate to the situation.

Borderline Personality

A mental health disorder characterized by pervasive instability in moods, behavior, self-image, and functioning, often leading to impulsivity and troubled relationships.

Uncritically Accepted

Refers to ideas, beliefs, or statements accepted without questioning or critical examination.

Dependent Personality

A personality disorder marked by pervasive psychological dependence on others to meet emotional and physical needs.