MCQOPTIONS
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| 1. |
For a linear B-H relationship, which option is correct?a) The exciting current is equal to core loss currentb) The exciting current is equal to magnetizing currentc) The exciting current is equal to de-magnetizing currentd) The exciting current is equal to cross-magnetizing current 9.Third harmonic current in transformer at no-load is ______________ |
| A. | The exciting current is equal to core loss currentb) The exciting current is equal to magnetizing currentc) The exciting current is equal to de-magnetizing currentd) The exciting current is equal to cross-magnetizing current 9.Third harmonic current in transformer at no-load is ______________a) 3% of exciting current |
| B. | The exciting current is equal to magnetizing currentc) The exciting current is equal to de-magnetizing currentd) The exciting current is equal to cross-magnetizing current 9.Third harmonic current in transformer at no-load is ______________a) 3% of exciting currentb) 10% of exciting current |
| C. | The exciting current is equal to de-magnetizing currentd) The exciting current is equal to cross-magnetizing current 9.Third harmonic current in transformer at no-load is ______________a) 3% of exciting currentb) 10% of exciting currentc) 25% of exciting current |
| D. | The exciting current is equal to cross-magnetizing current 9.Third harmonic current in transformer at no-load is ______________a) 3% of exciting currentb) 10% of exciting currentc) 25% of exciting currentd) 35% of exciting currentView Answer |
| Answer» C. The exciting current is equal to de-magnetizing currentd) The exciting current is equal to cross-magnetizing current 9.Third harmonic current in transformer at no-load is ______________a) 3% of exciting currentb) 10% of exciting currentc) 25% of exciting current | |