QN6. An iron ring has a mean length of 1.5m and cross-sectional area of 0.01 m?. It has a radial air gap of 4mm. The ring is wound with 250 turns. What dc current would be needed in the coil to produce a flux of 0.8 weber in the air gap. Assume that ur = 400 and leakage factor is 1.25. [ 2.46 Amp ]

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Chapter1: Units, Trigonometry. And Vectors
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QN6. An iron ring has a mean length of 1.5m and cross-sectional area of 0.01 m². It has a radial
air gap of 4mm. The ring is wound with 250 turns. What de current would be needed in
the coil to produce a flux of 0.8 weber in the air gap. Assume that ur = 400 and leakage
factor is 1.25.
[ 2.46 Amp ]
Transcribed Image Text:QN6. An iron ring has a mean length of 1.5m and cross-sectional area of 0.01 m². It has a radial air gap of 4mm. The ring is wound with 250 turns. What de current would be needed in the coil to produce a flux of 0.8 weber in the air gap. Assume that ur = 400 and leakage factor is 1.25. [ 2.46 Amp ]
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