equations 3 Flashcards
1
Q
velocity - waves
A
v = frequency/wavelength
2
Q
frequency - waves
A
frequency = 1/period
3
Q
wavelength - standing waves (strings)
A
λ = (2L)/(n)
4
Q
wavelength - standing waves (open pipes)
A
λ = (2L)/(n)
5
Q
wavelength - standing waves (closed pipes)
A
λ = (4L)/(n)
6
Q
frequency - standing waves (strings)
A
frequency = (n*v)/(2L)
7
Q
frequency - standing waves (open pipes)
A
frequency = (n*v)/(2L)
8
Q
frequency - standing waves (closed pipes)
A
frequency = (n*v)/(4L)
9
Q
Force Spring
A
F(spring)= -kx
10
Q
Force Pendulum
A
F(pendulum)= - mg sin Θ
11
Q
Period Spring
A
T(spring)= 2π√(M/k)
12
Q
Period Pendulum
A
T(spring)= 2π√(L/g)
13
Q
potential energy spring
A
U(spring)=1/2kx^2
14
Q
potential energy pendulum
A
U(pendulum)= -mgL(1-cos Θ)
15
Q
frequency spring
A
f(spring)=1/(2π)*√(k/m)
