Risk of return on investment is higher than other forms of energy generation.
Most radiation exposure comes from natural sources. These so-called "natural sources" include Radon, Internal, Terrestrial, and Cosmic. Among that, Radon proves to be the largest source of radiation. Radon is a naturally occurring radioactive gas that comes from the breakdown of uranium.
Answer:
Velocity formulae should be used in order to know the answer
You could use a magnetic generator or you could use hydraulic power