number is required? $($How many integrations?$)($b$)$ If the input is a ramp signal, and we want to achieve a zero steady$-$state error, what type number is required? speed. $($b$)$ Calculate percent overshoot of the speed to a step command.

Answer: $($a$)e_{ss}=\frac{A}{5\mathrm{.}2}$; $($b$)$ P$.$O$.=32\%$

Figure E$5\mathrm{.}2$ Racing car speed control