دانشگاه کاشان 3.pdf · 2015. 2. 21. · 3.5 3.6 Problems 117 (c) The steel channel has...
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دانشگاه کاشان 3.pdf · 2015. 2. 21. · 3.5 3.6 Problems 117 (c) The steel channel has a mass of 1000 kg. For a coil current of 15 A, determine the largest gap at which