A Crane Lifts a 2500-Kg Beam at a Steady Rate

question 505

Multiple Choice

A crane lifts a 2500-kg beam at a steady rate of 15 cm/s using a steel cable whose mass per unit length is 0.65 kg/m. What is the speed of transverse waves on this cable?

• A) 190 m/s
• B) 580 m/s
• C) 1900 m/s
• D) 230 m/s
• E) 1200 m/s

---

Definitions:

Break-even

The moment total expenditure equals total earnings, resulting in neither a financial gain nor a loss.

Monthly Unit Sales

The total number of individual items or products sold by a business during a month.

Break Even

The moment when the sum of all expenses equals the sum of all revenues, eliminating any profit or loss.

Target Profit

The anticipated profit that a company aims to achieve within a specific period.