Which of the following is the law of moment in balanced condition? a. ExLd=LxEd b. ExEd=LxLd c. E/Ed=L/Ld d. E/Ld=Ed/L

Waves are used in many practical applications to support work, entertainment, and health. one example is the use of ultrasound imaging to safely track the development of a growing fetus. what is a specific example of a practical application of waves in medicine, entertainment, safety, or other fields? provide a brief explanation of how the properties of waves are useful to that application.

During which interval are the persons represented by the graph not moving? a) 0 to 0.5 hrs b) 1.5 to 2 hrs c) 2 to 2.5 hrs d) 4.5 to 5 hrs

The frequency of the fundamental of the guitar string is 320 hz. at what speed v do waves move along that string?