1.The real efficiency of the best commercial wind turbine is ......... than that of a solar cell. a. more b. equal c. less d. equal or less 2.How can asolar tower power plant supply electricity at night? a. it uses a battery as energy storage b. it pumps water to higher place c. it stores hot oil in thermal storage tanks to produce steam d. it converts electricity into hydrogen fuel

1.The real efficiency of the best commercial wind turbine is ......... than that of a solar cell. a. more b. equal c. less d. equal or less 2.How can asolar tower power plant supply electricity at night? a. it uses a battery as energy storage b. it pumps water to higher place c. it stores hot oil in thermal storage tanks to produce steam d. it converts electricity into hydrogen fuel

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter29: Dc Generators

Section: Chapter Questions

Problem 1PA: You are working as an electrician in a large steel manufacturing plant, and you are in the process...

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