Laminated cores, in electrical machines, are used to reduce
A. Copper loss
B. Eddy current loss
C. Hysteresis loss
D. All of the above
Answer: Option B
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Related Questions on Magnetic Circuit
A. E.M.F.
B. Current
C. Current density
D. Conductivity
Point out the wrong statement. Magnetic leakage is undesirable in electric machines because it
A. Lowers their power efficiency
B. Increases their cost of manufacture
C. Leads to their increased weight
D. Produces fringing
Laminated cores, in electrical machines, are used to reduce
A. Copper loss
B. Eddy current loss
C. Hysteresis loss
D. All of the above
Limited core is used in electrical machine to reduce.
✓Copper loss
✓ iron loss
✓ hysteresis loss
✓ Eddy current loss
Lamination are used to build magnetic circuit operating under a conditions to reduce
A- Hysteresis loss
B- Eddy current loss
C- Both A and B
D- Joule loss