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A 19.4?cm?diameter wire coil is initially oriented so that its plane is perpendicular to a magnetic field of 0.42?T?pointing up. During the course of 0.22?s?, the field is changed to one of 0.15?T?pointing down.
What is the average induced emf in the coil?
Paper#9209667 | Written in 27-Jul-2016Price : $22