 
			 
			MCQOPTIONS
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				| 1. | " Which one of the following statement is correct?A plant controlled by a proportional controller. If a time delay element is introduced in the loop its:" | 
| A. | " Phase margin remains the same" | 
| B. | " Phase margin increases" | 
| C. | " Phase margin decreases" | 
| D. | " Gain margin increases" | 
| Answer» D. " Gain margin increases" | |