Final answer:
To calculate the steady-state error for the transfer function G(s) with unity feedback and a unit ramp input, one typically applies the final value theorem to the error transfer function. However, the given information is incomplete, and the missing part of the transfer function is required to perform the calculation
Step-by-step explanation:
The question involves calculating the steady-state error for a given transfer function G(s) with unity feedback when subjected to a unit ramp input r(s) = 1/s². The transfer function provided is:
2(s+2)G(s) = ____
s²(s+3)
When dealing with control systems, the steady-state error due to a unit ramp input (r(t) = t) is found using the final value theorem, which states that steady-state value equals the limit as s approaches zero of s multiplied by the transform of the error function (sE(s)).
However, to calculate the steady-state error for a unit ramp input for the given system, we need to apply the final value theorem to the error transfer function resulting from the given G(s) and a unity feedback configuration.
Since the problem has provided insufficient information to complete the calculation (the right-hand side of the transfer function equation is missing), we cannot calculate the actual steady-state error value. More information is required to perform this calculation, such as the complete transfer function for G(s).