Homework Statement
A spring is elastically stretched 10 cm if a force of 3 Newtons is imposed. A 2 kg mass is hung from the spring and is also attached to a viscous damper that exerts a restraining force of 3 Newtons when the velocity of the mass is 5 m/sec. An external force time function...
Homework Statement
Compute the Fourier transform of
\phi(t)=(e^(-at))H(t)
where H(t) is the Heaviside step function
Homework Equations
The Attempt at a Solution
I am stuck in an attempt at the solution, I am confused at how the heaviside step function factors in and think...