Magnetic Circuits Problems And Solutions Pdf -

S_air = lg / (μ₀ * A) = 0.0005 / (4π x 10^(-7) x 0.02) = 1989 A/Wb

where S_core is the reluctance of the core and S_air is the reluctance of the air gap. magnetic circuits problems and solutions pdf

The total reluctance is:

S = 3980 + 1989 = 5969 A/Wb