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diff --git a/608/CH7/EX7.05/7_05.sce b/608/CH7/EX7.05/7_05.sce
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+//Problem 7.05: Determine the magnetic field strength and the mmf required to produce a flux density of 0.25 T in an air gap of length 12 mm.
+
+//initializing the variables:
+B = 0.25; // in Tesla
+u0 = 4*%pi*1E-7;
+l = 12E-3; // in m
+
+//calculation:
+H = B/u0
+mmf = H*l
+
+printf("\n\nResult\n\n")
+printf("\n (a)Magnetic field strength H = %.0f A/m",H)
+printf("\n (b)mmf = %.0f A\n",mmf)
+\ No newline at end of file