physics

posted by .

1.calculate th speed of waves in water that are 0.4m apart and have a frequency of 2hz?
2. sound waves travel at approximately 340m/s what is the wavelength of a sound with a frequency of 20Hz? what is the wavelength of a sound with a frequency of 20 kHz?
3.a bat flying in a cave emits a sound pulse and receives its echo in one second. how far away is the cave wall?

  • physics -

    210HZ

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Physics

    Three sources of sound are distributed along a line, as shown in the figure. v is the speed of sound. Source A is at rest, and it emits sound waves with a frequency of 480 Hz. Source B is traveling at v/5 to the right, and it emits …
  2. Science

    1. A weatherman reports, "the storm waves are about 2 meters high and about 35 meters apart. "what properties of waves is the reporter describing?
  3. Science

    1. A weatherman reports, "the storm waves are about 2 meters high and about 35 meters apart. "what properties of waves is the reporter describing?
  4. Science

    1. A weatherman reports, "the storm waves are about 2 meters high and about 35 meters apart. "what properties of waves is the reporter describing?
  5. Science

    1. A weatherman reports, "the storm waves are about 2 meters high and about 35 meters apart. "what properties of waves is the reporter describing?
  6. Science

    1. A weatherman reports, "the storm waves are about 2 meters high and about 35 meters apart. "what properties of waves is the reporter describing?
  7. Science

    1. A weatherman reports, "the storm waves are about 2 meters high and about 35 meters apart. "what properties of waves is the reporter describing?
  8. Science

    1. A weatherman reports, “The storm waves are about 2 meters high and about 35 meters apart.” What properties of waves is the reporter describing?
  9. Science

    1. What is the main difference between mechanical and electromagnetic waves?
  10. Science

    1. What is the main difference between mechanical and electromagnetic waves?

More Similar Questions