Howshouldbethemagneticandelectricalloadingsinahighlyefficientelectric machine? a) It must be small b) It must be large c) It must be equal to the current density d) It must be equal to the flux density
Howshouldbethemagneticandelectricalloadingsinahighlyefficientelectric machine? a) It must be small b) It must be large c) It must be equal to the current density d) It must be equal to the flux density
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a) It must be small
a) It must be small
Answer: a
a
Explanation: To reduce operating costs the efficiency of the machine must be made higher. The magnetic and electrical loadings in a highly efficient electric machine must
be small and use more material.
a) It must be small
a) It must be small