Two Motors in a Factory Are Running at Slightly Different

question 6

Multiple Choice

Two motors in a factory are running at slightly different rates.One runs at 825 rpm and the other at 786 rpm.You hear the sound intensity increase and then decrease periodically due to wave interference.How much time elapses between successive maxima of the sound intensity?

• A) 1.5 s
• B) 1.4 s
• C) 1.7 s
• D) 1.8 s

---

Definitions:

Regional Segments

Divisions within a company that are organized based on geographical areas, allowing for targeted strategies and reporting that address specific regional market conditions.

Percentages

A mathematical concept used to express proportions, ratios, or fractions in terms of 100, representing parts of a whole.

Accounts Receivable

Funds that customers owe to a firm for goods or services provided but not yet settled.

Accounts Payable

Liabilities to creditors for goods, supplies, or services purchased on credit but not yet paid.