jstpeachy46743 jstpeachy46743

01-08-2019
Physics

contestada

If a wave has a wavelength of 4.5 meters and a period of 0.007 second, what’s the velocity of the wave?

Respuesta :

rokettojanpu rokettojanpu

01-08-2019

v = fλ

v = velocity, f = frequency, λ = wavelength

f = 1/T

f = frequency, T = period

v = fλ = λ/T

Given values:

λ = 4.5m, T = 0.007s

v = 4.5/0.007

v = 643m/s

Round to 2 significant figures:

v = 640m/s

Answer Link

homegondal6 homegondal6

02-04-2020

Answer:

v = I ⁄ T

v= 4.5 ⁄ 0.007

v = 642.9 m/s

Explanation:

Answer Link

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