Solution Found!
Answer: Weighty Rope. If in Example 15.3 (Section 15.4) we
Chapter 15, Problem 20E(choose chapter or problem)
QUESTION:
Weighty Rope. If in Example 15.3 (Section 15.4) we do not neglect the weight of the rope, what is the wave speed (a) at the bottom of the rope; (b) at the middle of the rope; (c) at the top of the rope?
Questions & Answers
QUESTION:
Weighty Rope. If in Example 15.3 (Section 15.4) we do not neglect the weight of the rope, what is the wave speed (a) at the bottom of the rope; (b) at the middle of the rope; (c) at the top of the rope?
ANSWER:
Solution 20E
Step 1:
In previous problem, provided, mass of the rope, mrope = 2.00 kg
Mass of the box of rocks, mrock = 20 kg
Length of the rope, L = 80 m
Mass per unit length of the rope, m/L = 𝜇 = 2 kg / 80 m = 0.025 kg / m