FREQUENCY AND PERIOD

 

 

 

Crest:  Positive pulse

Though:  Negative pulse

 

λ :  Wavelength (m)

A:  Amplitude (m)

T:  Period (s)

f:  frequency (1/s, Hz)

 

T =

 

f =

 

f =

 

Universal wave equation:  v = f . λ

 

c:  Speed of light in vacuum (3x108 m/s)

 

 

 

PENDULUM:

 
T:  Period (s)

l:  Length of the pendulum (m)

g:  Gravitational acceleration (m/s2)