JAMB - Physics (1993 - No. 6)

Which of the following correctly describes the energy changes in the generation of light by a hydroelectric power station?

Electrical \(\to\) mechanical \(\to\) potential

potential \(\to\)mechanical \(\to\)electrical \(\to\) light

mechanical \(\to\) sound \(\to\) electrical \(\to\) light

kinetic \(\to\) mechanical \(\to\) electrical \(\to\)light