NEC Electrical Engineering
Nepal Engineering Council Registration Examination — Electrical Engineering (AElE)
Electrical MachinesEnglish
Exam overviewPractice session
A magnetic circuit has a mean length of 0.5 m, a cross-section of 0.002 m² and a relative permeability of 1,000 (μ0 = 4π × 10⁻⁷ H/m). What is its reluctance?
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