 
			 
			MCQOPTIONS
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				| 1. | For non-linear systems the equation for damping factor as in linear system is called__________ | 
| A. | Krasovskii’s equation | 
| B. | Vander Pol’s equation | 
| C. | Constant method | 
| D. | Non-variable gradient equation | 
| Answer» C. Constant method | |