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1. |
Find the output voltage expression for a step down chopper with Vs as the input voltage and α as the duty cycle.$# |
A. | Vo = Vs/α |
B. | Vo = Vs x α |
C. | Vo = Vs<sup>2</sup>/α |
D. | Vo = 2Vs/απ |
Answer» C. Vo = Vs<sup>2</sup>/‚âà√≠¬¨¬± | |