MCQOPTIONS
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				| 1. | 
                                    When an SCR is reverse biased | 
                            
| A. | two junctions are reverse biased and one junction is forward biased. | 
| B. | all the three junctions are reverse biased. | 
| C. | one junction is reverse biased and two junctions are forward biased. | 
| D. | any of the above depending on the magnitude of reverse bias. | 
| Answer» B. all the three junctions are reverse biased. | |