Thanks Kenbo for the actual facts for Queen Mary 2.
It is an enormous ship, and very powerfull.

I see i was wrong with the weight which is 150,000 tons.

Mike, details for the Sky Tower which is 328 meters tall.
http://www.skycityauckland.co.nz/skycity/index.cfm?5FB84201-50BA-1DC3-6503-2FD86214423F


The product of rotation, excitation and flux produces electricty.