Two Taut Strings of Identical Mass Per Unit Length Are

question 79

Multiple Choice

Two taut strings of identical mass per unit length are stretched with the same tension with their ends fixed,but one string is 0.330 cm longer than the other.Waves on these strings propagate at 34.0 m/s.The fundamental frequency of the shorter string is 258 Hz.What is the beat frequency when each string is vibrating at its fundamental frequency?

• A)12.3 Hz
• B)9.00 Hz
• C)12.0 Hz
• D)12.7 Hz
• E)11.3 Hz

---

Definitions:

Collectively Exhaustive

A property of a set of events that ensures all possible outcomes are covered, leaving no possibility out.

Probability

A numerical measure of the likelihood of a specific event occurring, ranging from 0 to 1.

Mutually Exclusive

Mutually exclusive refers to events in probability and statistics that cannot occur at the same time, indicating that the occurrence of one event necessarily excludes the occurrence of the other.

Collectively Exhaustive

A set of events is collectively exhaustive if at least one of the events must occur.