A magnet is placed into a coil. The induced emf across the coil is 10 mV. What would the emf be if the coil was replaced by a coil with twice as many coils, and the passage of the magnet into the coil took twice as long.
A magnet is placed into a coil. The induced emf across the coil is 10 mV. What would the emf be if the coil was replaced by a coil with twice as many coils, and the passage of the magnet into the coil took twice as long.
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Transcribed Image Text:A magnet is placed into a coil. The induced emf across the coil is 10 mV. What
would the emf be if the coil was replaced by a coil with twice as many coils, and
the passage of the magnet into the coil took twice as long.
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