A. 1.7 Wb/m2
B. 2.7 Wb/m2
C. 3.7 Wb/m2
D. 4.7 Wb/m2
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Related Mcqs:
- Power transformers are generally designed to have maximum efficiency around__________?
- A. no-load B. half-load C. near full-load D. 10% overload...
- Hysteresis loss in a transformer varies as CBmax = maximum flux density) ?
- A. Bmax B. Bmax1-6 C. Bmax1-83 D. B max...
- The use of higher flux density in the transformer design____________?
- A. reduces weight per kVA B. reduces iron losses C. reduces copper losses D. increases part load efficiency...
- The path of a magnetic flux in a transformer should have______________?
- A. high resistance B. high reluctance C. low resistance D. low reluctance...
- The value of flux involved m the e.m.f. equation of a transformer is____________?
- A. average value B. r.m.s. value C. maximum value D. instantaneous value...
- The leakage flux in a transformer depends upon______________?
- A. load current B. load current and voltage C. load current, voltage and frequency D. load current, voltage, frequency and power factor...
- The path of the magnetic flux in transformer should have____________?
- A. high reluctance B. low reactance C. high resistance D. low resistance...
- Silicon steel used in lamination’s mainly reduces___________?
- A. hysteresis loss B. eddy current losses C. copper losses D. all of the above...
- The maximum efficiency of a distribution transformer is____________?
- A. at no load B. at 50% full load C. at 80% full load D. at full load...
- Which winding of the transformer has less cross-sectional area?
- A. Primary winding B. Secondary winding C. Low voltage winding D. High voltage winding...
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