Answer Happy

bard dar DON 20 7) The transfer function of a system is given by s²+25+4 correctly gives the natural frequency in radians per second? a. 20 b. 4 c. 2 d. % Which one of the following values 8) The damping ratio of a second-order system is 0.7. Which one of the following values correctly shows the amount of peak percentage overshoot that would be expected in the response to a step input? a. There is no overshoot with this value of damping ratio. b. 2% c. 5% d. 10% 9) A second-order system responds to a step input with a peak percentage overshoot of 10%. Which one of the following values gives the damping ratio of this system? a. 0.45 b. 0.5 c. 0.55 d. 0.6 e. 0.65 10) The natural frequency of a second-order system is increased. Which one of the following statements correctly describes the effect on the system output response? a. the system will respond faster b. the system will only respond faster if the damping ratio is less than unity c. the system will respond more slowly d. the system will only respond more slowly if the damping ratio is greater than unity 11) Which one of the following statements correctly states the importance of the characteristic equation which is expressed as (s² +2{ws + ²)? a. it contains full information about the transient response of the system b. it contains full information about the steady-state response of the system c. it contains all the information necessary to determine the gain of the system d. it contains all the information necessary to determine the transfer function of the system.