1. The differential equation y''+4y=f(t) and
y'(0)=y(0)=0
a. Find the transfer function and impulse response.
b. If f(t)=u(t)-u(t-1). Find the y(t) by convolution and Laplace
techniques. u(t) is unit step function.
c. If f(t)= cos(t) ; find the y(t) by convolution and Laplace
techniques.
2. The differential equation y''+3y'+2y=e^(-3t) and
y'(0)=y(0)=0
a. Find the system transfer function and impulse response.
b. Find the y(t) by convolution and Laplace techniques.
3. y''+3y'+2y=f(t) and
y'(0)=y(0)=0
Plot y(t) without any calculations and write...