- #1
magnifik
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An underdamped waveform has the general form
Ke-[tex]\sigma[/tex]tsin([tex]\omega[/tex]t - [tex]\varphi[/tex])
From the graph, determine K, [tex]\sigma[/tex], [tex]\omega[/tex], and [tex]\varphi[/tex]
i know f = 1/t
t = .004 s
f = 250 Hz
[tex]\omega[/tex] = 2[tex]\pi[/tex]f
[tex]\omega[/tex] = 1570
[tex]\varphi[/tex] is clearly 0
How do i determine K and [tex]\sigma[/tex]??
Ke-[tex]\sigma[/tex]tsin([tex]\omega[/tex]t - [tex]\varphi[/tex])
From the graph, determine K, [tex]\sigma[/tex], [tex]\omega[/tex], and [tex]\varphi[/tex]
i know f = 1/t
t = .004 s
f = 250 Hz
[tex]\omega[/tex] = 2[tex]\pi[/tex]f
[tex]\omega[/tex] = 1570
[tex]\varphi[/tex] is clearly 0
How do i determine K and [tex]\sigma[/tex]??