Determine induced emf among the tip of a blade and hub
A helicopter consists of blades having length 4.0 m rotating at 3.0 rev/s in a horizontal plane. When the vertical component of the magnetic field of Earth is around 6.5x10^-5 T, determine the induced emf among the tip of a blade and the hub?
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In order to identify the movement of water in the ocean, oceanographers at times rely on the motional emf produced by the movement of the water via the magnetic field of the Earth.
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