Mechanical energy of the turbine converted to electrical energy by the generator, which is the ultimate output; In such a system, the first and fourth step are highly efficient, but the second and third steps are less efficient. The most efficient gas-fired electrical power stations can achieve 50% conversion efficiency.
Ribbit may refer to: 1  The sound made by some Pacific tree frogs or bullfrogs. 2  Ribbit (Pillow Pal) , a plush toy frog made by Ty, Inc. 3  Ribbit (telecommunications company) , a telecommunications company based in Mountain View, California, acquired by BT Group in 2008. Ribbit (telecommunications company) , a telecommunications company based in Mountain View, California, acquired by BT Group in 2008. 2  Ribbit King, a 2003 video game released for the PlayStation 2.
riboflavin. n. 1. (Elements & Compounds) a yellow water-soluble vitamin of the B complex that occurs in green vegetables, germinating seeds, and in milk, fish, egg yolk, liver, and kidney. It is essential for the carbohydrate metabolism of cells. It is used as a permitted food colour, yellow or orange-yellow (E101).