Question

name one source used for the large scale production of electricity

Answer 1

Thermal power is the "largest" source of power in India. There are different types of thermal power plants based on the fuel used to generate the steam such as coal, gas, and Diesel,natural gas. About 71% of electricity consumed in India are generated by thermalpower plant

Answer 2

Dam is used for large scale production of electricity. Here is kind of mode to generate electricity
1 hydro power plant
2 thermal power plant