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Sound waves
sound and waves
9
Physics
12th Grade
05/06/2009

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Cards

Term
when dealing with sound, velocity = ___ ?
Definition

V = F Λ

 

f= frequency

Λ = wavelength

Term
The velocity of a vibrating string =  ____
Definition

V = √ T / (m/L))

 

T = tension in the string

m = mass

L = length of string

Term
the fundamental of a string is:
Definition
the longest wave that can be established
Term
all frequencies and wavelength in a medium
Definition
travel at the same speed
Term
in a medium
Definition
velocity is constant
Term
when going from one medium to another
Definition
frequency is constant
Term
[image]
Definition

standing waves on strings with length L

and in open pipes

 

 

Term
Velocity of sound = ___
Definition

331 + .6*T

 

t = temperature in celcius

Term
Standing waves in closed pipe
Definition

fundamental: L = 1Λ / 4

 

1st overtone: L = 3Λ / 4

 

2nd overtone: L = 5Λ / 4

 

L = length

Λ = wavelength

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