malak1962007 malak1962007

13-01-2024
Physics

Answered

A wind turbine transfers the kinetic energy of the wind to electrical energy with an efficiency of 31.2%. The wind turbine blades have length 28.5 m. The air has density 1.24 kg m−3. The electrical power output of the wind turbine is 586 kW. Calculate the horizontal velocity of the wind in m s−1.

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