The Work Function of Sodium Is $\varPhi$ = 290 *10^-19 J

question 106

Multiple Choice

The work function of sodium is $\varPhi$ = 2.90 *10^-19 J.What is the maximum wavelength that can cause the ejection of photoelectrons from a sodium surface?

• A)151 nm
• B)222 nm
• C)45.1 nm
• D)451 nm
• E)685 nm

---

Definitions:

Net Worth

The total value of assets owned by an individual or corporation, minus any liabilities, indicating financial health.

Working Capital

Working capital is the difference between a company's current assets and current liabilities, indicating the liquidity and operational efficiency of the business.

Debt Covenants

Agreements or conditions included in debt contracts that the borrower must adhere to, designed to protect the lender by restricting the borrower’s activities and enhancing the likelihood of debt repayment.

SEC

The U.S. Securities and Exchange Commission, a federal agency responsible for enforcing federal securities laws and regulating the securities industry.