 
			 
			MCQOPTIONS
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				| 1. | Nichol’s chart is useful for the detailed study and analysis of:$ | 
| A. | Closed loop frequency response | 
| B. | Open loop frequency response | 
| C. | Close loop and open loop frequency responses | 
| D. | open loop and Close loop frequency responses | 
| Answer» B. Open loop frequency response | |