An iron rod 1.8 cm diameter is bent to form a ring of mean diameter 25cm and wound with 250 turns of wire. A gap of 1mm exists in between the end faces. Calculate the current required to produce a flux of 0.6mWb. Take relative permeability of iron as 1200.
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Given: iron rod diameter= 0.018 cm mean diammeter of ring = 0.25m Number of turns, N = 250 Gap between end faces= 0.001m Flux, ? = 0.0006 Wb Relative...
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