What is the emf induced between the blade tip-central hub

Question-

A helicopter has blades of length 3.0 m, rotating at 7.0 rev/s about a central hub. If the vertical component of Earth's magnetic field is 5.0 multiplied by 10-5 T, what is the emf induced between the blade tip and the central hub?

Posted Date: 2/4/2014 7:28:08 PM | Location : United Kingdom(UK)

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