What is the question that you are trying to answer?
We know, wavelength = speed / frequency
w = 10 / 0.5
w = 20 m
In short, Your Answer would be Option C) 20 m
Hope this helps!
Answer:
A)
B) 
Explanation:
Using the free body diagram and according to Newton's first law, we have:

A) Solving (1) for T:

B) Solving (2) for F:

Answer:
the answer is helium you already know that because im in college on my way to the military next week bless me
Explanation:
Answer:
es la energia que se obtiene del vientoo,dicho de otro modo,es el aprovechamiento de la energia cinetica de las masas de aire
Explanation: