Waves on a String: a Heavy Stone of Mass M

question 30

Multiple Choice

Waves on a string: A heavy stone of mass m is hung from the ceiling by a thin 8.25-g wire that is 65.0 cm long. When you gently pluck the upper end of the wire, a pulse travels down the wire and returns 7.84 ms later, having reflected off the lower end. The stone is heavy enough to prevent the lower end of the wire from moving. What is the mass m of the stone?

• A) 8.90 kg
• B) 23.1 kg
• C) 35.6 kg
• D) 227 kg
• E) 349 kg

---

Definitions:

Water Intake

The process of consuming water to maintain hydration, essential for bodily functions and overall health.

Cellular Metabolism

Cellular metabolism refers to the set of chemical reactions that occur within cells to maintain life, involving the conversion of nutrients into energy and cellular building blocks.

Ingestion

The process of taking food, drink, or another substance into the body by swallowing or absorbing it.

Sodium Homeostasis

The regulation of the balance of sodium ions within the body to maintain optimal cellular function and fluid balance.