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Activity 1. Magnetic force on a current - carryin 1. A copper is placed in the gap between two magnetic poles. figure . The field

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Activity 1. Magnetic force on a current - carryin 1. A copper is placed in the gap between two magnetic poles. figure . The field is confined t strength of 1. 6 T. a . Determine the force on the W switch is open. b . Determine the force on the W switch is closed

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