One Application of a Phototransistor Is A(n) _____

question 13

Multiple Choice

One application of a phototransistor is a(n) _____.

• A) optical encoder circuit
• B) voltage regulator
• C) Hall-effect device
• D) voltage controller

---

Definitions:

Gross Margin Percentage

A financial metric that measures the difference between revenue and the cost of goods sold, divided by revenue, expressed as a percentage; it shows the proportion of money available to cover other expenses and profit.

Return On Total Assets

A financial ratio that measures the profitability of a company relative to its total assets, indicating how effectively a company is using its assets to generate earnings.

Long-Term Debt

Borrowings and financial obligations that are due for repayment in a period exceeding one year.

Return On Equity

A financial ratio that measures the profitability of a business in the relation to the equity, indicating how effectively shareholder equity is being utilized.