Mpilophillips Mpilophillips

04-06-2021
Physics

contestada

Q2 A source of frequency 500 Hz emits waves of
wavelength 0.2m. How long does it take the waves to
travel 400m?

Respuesta :

Ritmeks Ritmeks

09-06-2021

Answer:

4 secs

Explanation:

The first step is to calculate the velocity

V= frequency × wavelength

= 500× 0.2

= 100

Therefore the time can be calculated as follows

= distance/velocity

= 400/100

= 4 secs

Answer Link

Otras preguntas

Which is the graph of y = 1/x?

Which variable is being manipulated ? Brands a,b and c of hamburger meat artistic for the amount of fat in each each brand will be cooked for exactly 7 minute

Qhat does historiography suggest about history A. That it is a fact based discipline B.that it changes each decade C.that it is open to interpretation D.that th

Which of these is a way to stay safe during exercise? A: Warm up first b :Stay hydrated c: Dress for the weather d: All of the above

What is the place value of 7 in 0.782

please help my solve this problem. :(

Question 3 What is the approximate solution of the following system of equations? graph of lines y equals negative x minus 5 and y equals x plus 9 (2, -7) (-7,

What is the equation of a line that passes through the point (1, 8) and is perpendicular to the line whose equation is y = x/2 + 3 ? Enter your answer in the bo

What is the factored form of 2x^3 + 4x^2 - x

Answer as many as you can! -Thanks!