What types of energy transformation takes place in the following: (i) Electric heater (ii) Solar battery (iii) Dynamo (iv) Steam engine and (v) Hydroelectric power station?

(i) Electric heater: Electric energy into heat energy.

(ii) Solar battery: Solar energy into electric energy.

(iii) Dynamo: Mechanical energy into electric energy.

(iv) Steam engine: Heat energy to mechanical energy.

(v) Hydroelectric power station: Mechanical energy into electric energy.