Section 13.1: The Faraday Disk and Faraday’s Law cont.
From Example 13.1 (pp. 494-495): v = 0.5 w B r12 = 6.28 V. for B = 0.4 T., w = 1200 RPM and r1 = 0.5 m.¾which for the machine’s physical size and speed, isn’t very much. Moral: The homopolar scheme isn’t practical