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Q#1 Power Semiconductor Devices GATE EE 2006 MCQ +2 marks -0.66 marks

A voltage commutation circuit is shown in figure.  If the turn off time of the SCRs is 50µ sec and a safety margin of 2 is considered, then what will be the approximate minimum value of capacitor required for proper commutation?

 

2.88 µF

1.44 µF

0.91µF

0.72 µF

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