1. Laplace Transforms
Clicker questions

2. Is the Laplace transform a linear transformation?
Yes No 10
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3. What is the Laplace transform of sin(w t)?
w / (w2 + s2)
s/ (w2 + s2)
w / (w2 + s2)2
w2 / (w2 + s2)2 10
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4. What is the Laplace transform of cos(w t)?
w / (w2 + s2)
s/ (w2 + s2)
w / (w2 + s2)2
w2 / (w2 + s2)2 10
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5. What is the inverse Laplace transform of 1/(s(s2+1))?
sin(t)
1 – cos(t)
t – sin(t)
cos(t)/t 10
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6. What is the inverse Laplace transform of 1/(s2(s2+1))?
sin(t)
1 – cos(t)
t – sin(t)
cos(t)/t 10
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7. What is the Laplace transform of H(t-a)?
e– a s
e– a s/s
e– a s/s2
s e– a s
s2 e– a s 10
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8. What is the Laplace transform of d(t-a)?
e– a s
e– a s/s
e– a s/s2
s e– a s
s2 e– a s 10
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9. What is the inverse Laplace transform of s/(s2+1)2?
sin(t)
1 – cos(t)
t sin(t)/2
cos(t)/t 10
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