Question

identify and state the transformation of energy in the following cases (a) when a dry cell discharges (b) in a hydroelectric power plant

Answer 1

a) chemical energy ----- electrical energy
b) stored potential energy ----- kinetic energy ----- electrical energy

i hope it helps.................. 

Answer 2

A. Chemical energy to electrical energy B.Potential energy of the water in the reservoir changes to kinetic energy .The blades of turbine represent mechanical energy, spinning the turbine generator which converts the mechanical energy into electrical energy due to the nature of the generator.