Qz2-soln_0 - ⋅ + ( 29 ⋅ → 2. Derive expression for V...

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EET309 Quiz2-soln Complete your answer in the question sheet. Name: ______________________________ ID No __________________ 1. Derive expression for X 1 (s)/F(s) that describes the system in figure 1. [5 marks] Figure 1 k1 X2 s ( ) k2 X2 s ( ) X1 s ( ) - ( ) + solve X2 s ( ) , k2 X1 s ( ) k1 k2 + ( ) F s ( ) - s 2 M X1 s ( ) + k2 X1 s ( ) X2 s ( ) - ( ) + substitute X2 s ( ) k2 X1 s ( ) k1 k2 + ( ) , F s ( ) - s 2 M X1 s ( ) + k2 X1 s ( ) k2 X1 s ( ) k1 k2 + ( ) - + F s ( ) - s 2 M X1 s ( ) + k2 X1 s ( ) k2 X1 s ( ) k1 k2 + ( ) - + solve X1 s ( ) , F s ( ) k1 k2 + ( ) s 2 M k1 s 2 M k2 + k2 k1
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Unformatted text preview: ⋅ + ( 29 ⋅ → 2. Derive expression for V (s)/V i (s) that describes the system in figure 2. [5 marks] Figure 2 Vi s ( )-I s ( ) L ⋅ s ⋅ + I s ( ) R ⋅ + substitute I s ( ) Vo s ( ) L s ⋅ , Vi s ( )-Vo s ( ) + Vo s ( ) L s ⋅ ( ) R ⋅ + → Vi s ( )-Vo s ( ) + Vo s ( ) L s ⋅ ( ) R ⋅ + solve Vo s ( ) , Vi s ( ) L ⋅ s L s ⋅ R + ( ) ⋅ → L R v i (t) v o (t) Frictionless f(t) M x 1 (t) k 1 k 2 x 2 (t)...
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