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What is the diameter of wind turbine blades?

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in Energy Engineering by (91.0k points)
What is the diameter of wind turbine blades?

(a) 320 feet

(b) 220 feet

(c) 80 feet

(d) 500 feet

This question was posed to me by my school teacher while I was bunking the class.

The query is from Generation of Wind Energy topic in portion Wind Energy of Energy Engineering

1 Answer

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Best answer
Correct choice is (b) 220 feet

Explanation: Large utility-scale wind turbines can now generate more than a MW of electrical power each and deliver electricity directly in to the electric grid, these turbines are placed at 200 feet height at the rotor hub and have blades which are 220 feet or more in diameter.

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