A Stationary Source Emits a Sound Wave of Frequency F

question 53

Multiple Choice

A stationary source emits a sound wave of frequency f.If it were possible for a man to travel toward the source at the speed of sound, he would observe the emitted sound to have a frequency of:

• A)0
• B)f/2
• C)2f/3
• D)2f
• E)infinity

---

Definitions:

Question of Representation

Issues related to determining who will serve as the voice or advocate for a group of employees in labor negotiations with an employer.

NLRB

National Labor Relations Board, a US federal agency responsible for enforcing US labor law in relation to collective bargaining and unfair labor practices.

Back Pay

Compensation owed to an employee for work that has been performed or as a rectification for wrongful termination, often awarded as part of a legal settlement or labor arbitration decision.

Neutrality Agreement

An agreement in which an employer agrees to remain neutral during a union organizing campaign and not to influence the employees' decision on whether to join the union or not.