MCQOPTIONS
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				| 1. | 
                                    Helical coils can be used on | 
                            
| A. | low voltage side of high kVA transformers | 
| B. | high frequency transformers | 
| C. | high voltage side of small capacity transformers | 
| D. | high voltage side of high kVA rating transformers | 
| Answer» B. high frequency transformers | |