MCQOPTIONS
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				| 1. | 
                                    A second order system has the transfer function . With r(t) as the unit step function, the response c(t) of the system is represented by | 
                            
| A. | figure (a) | 
| B. | figure (b) | 
| C. | figure (c) | 
| D. | figure (d) | 
| Answer» C. figure (c) | |