1. The first demonstration of electric light in Calcutta was conducted on July 24, ......... by P W Fleury & Co

2. CESC owns and operates four thermal power plant generating a total of ...... MW of power.

3. ..........the former head of the West Bengal Renewable Energy Development Agency, was the man behind the solar energy revolution in the state.

4. The main ther­mal power plants under WBPDCL are in Kolaghat, Bakreswar, Sagardighi, Santaldih,and ..........?

5. Engineering giant Larsen & Toubr...
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