soffie1234 soffie1234
  • 03-03-2021
  • Physics
contestada

The wavelength of a sound wave is 30 m. The frequency is 7 Hz. What is the wave speed?


210 m/s

4.29 m/s

Respuesta :

larisatravel2007 larisatravel2007
  • 03-03-2021

Answer:

210m/s

Explanation:

To find the speed of wave you need to multiply the wave length with the frequency.

Answer Link

Otras preguntas

PLZZZZ HELPPPP PROBABILITY!!!
See attachment. Divide the expression.
Solve for x4d+3/8=-2​
ABC is located at A (2, 0), B (4, 4) and C (6, 3). Zackery says that ABC is an isosceles triangle while Verna says that it is a right triangle. Who is correct?
If x is a whole number and 437 = (21 + x)(21 - x), then x =
A lottery uses balls numbered 1 through 37. List the sample space of the event picking one even-numbered ball.
Choose the kind(s) of symmetry: point, line, plane, or none. point line plane none
How does Linda’s grandmother shame Dr. Flint?
If the measure of angle 5 is (11x-14) and x=6, which expression could represent the measure of angle 2? Answer choices: (8x+4) (9x+2) (20x+8) (18x+20)
what three issues did europe face after the war