A system mass-spring is under a unic force F(t) =sen(t), wich work for 0 equal or smaller than t, equal o smaller than 2pi seconds, and after that is supreeseed. The function F(t) written in threms of the Heaviside is providen for: photo4.0

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.5: Graphs Of Functions
Problem 56E
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A system mass-spring is under a unic force F(t) =sen(t), wich work for 0 equal or smaller than t, equal o smaller than 2pi seconds, and after that is supreeseed. The function F(t) written in threms of the Heaviside is providen for:

photo4.0

 

O a) sen(t) · U(t – 27)
O b) sen(t) (1 – U(t – 2m))
O c) sen(t) (1 + U (t – 2x))
O d) –sen(t) · U(t – 2m)
Transcribed Image Text:O a) sen(t) · U(t – 27) O b) sen(t) (1 – U(t – 2m)) O c) sen(t) (1 + U (t – 2x)) O d) –sen(t) · U(t – 2m)
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