 
			 
			MCQOPTIONS
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				| 1. | Find the expression for the ripple factor in terms of duty cycle for a type A step down chopper | 
| A. | (1- / ) | 
| B. | <sup>2</sup>/2 | 
| C. | /2 | 
| D. | (1- ) | 
| Answer» B. <sup>2</sup>/2 | |