Solution Found!
Answer: Suppose a piano tuner hears 3 beats per second
Chapter 20, Problem 48E(choose chapter or problem)
Problem 48E
Suppose a piano tuner hears 3 beats per second when listening to the combined sound from a tuning fork and the piano wire being tuned. After slightly tightening the string, 5 beats per second are heard. Should the string be loosened or tightened?
Questions & Answers
QUESTION:
Problem 48E
Suppose a piano tuner hears 3 beats per second when listening to the combined sound from a tuning fork and the piano wire being tuned. After slightly tightening the string, 5 beats per second are heard. Should the string be loosened or tightened?
ANSWER:
Solution 48E
Step 1 :
In this question a piano tuner hears 3 beats per second which combines sound from tuning fork and piano wire
Now the piano tuner tightens the string , now the tuner hears 5 beats per second
We need to assist if the tuner needs to tighten or loosen the string