The Work Function for Aluminum Is 6

question 5

Multiple Choice

The work function for aluminum is 6.53×10^-19 J. If a surface of aluminum is irradiated with 400 nm what is the maximum kinetic energy of the electrons emitted from the surface due to the photo-electric effect?

• A) 4.13×10⁵ m s^-1
• B) 5.85×10⁵ m s^-1
• C) 1.04×10⁶ m s^-1
• D) 1.20×10⁶ m s^-1
• E) no electrons will be emitted

---

Definitions:

Current Assets

Assets that are expected to be converted into cash, sold, or consumed within one year or within the normal operating cycle of the business, whichever is longer.

Property, Plant, and Equipment

Tangible assets used in the operation of a business, expected to provide benefits for more than one period, such as buildings and machinery.

Income Statement

A financial statement that shows a company's revenues and expenses over a specified period, resulting in net profit or loss.

Balance Sheet

A financial summary showing a company's assets, liabilities, and equity from shareholders at a designated time.