7. The figure shows spring-mass system. What is the equation of X1 expressed in terms of F1 ? (using the exponential form of x1= X1e^iwe) , x2=X2e^(jwt), F1=F1e^(jwt) )

Elements Of Electromagnetics
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7. The figure shows spring-mass system.
What is the equation of X1 expressed in terms of F1 ?
(using the exponential form of x1= X1e^(jwt) , x2=X2e^(jwt), F1=F1e^(jwt) )
X2
F1
m
k
k
k
Answer 1
F1
X1 =
1
+
m 'wi
w2' w - w2
Answer 2
F1
X1 =
1
=)^2 + 3(-
=)^2}
m
wf
Answer 3
F1
X1 =
=)^2}
wi - w
m wf - w
Answer 4
F1
X1 =
m 'wf
1
+ 3.
w - w
Transcribed Image Text:7. The figure shows spring-mass system. What is the equation of X1 expressed in terms of F1 ? (using the exponential form of x1= X1e^(jwt) , x2=X2e^(jwt), F1=F1e^(jwt) ) X2 F1 m k k k Answer 1 F1 X1 = 1 + m 'wi w2' w - w2 Answer 2 F1 X1 = 1 =)^2 + 3(- =)^2} m wf Answer 3 F1 X1 = =)^2} wi - w m wf - w Answer 4 F1 X1 = m 'wf 1 + 3. w - w
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