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Wind Power Generation Basics

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Questions and Answers

What is the main principle behind the operation of wind turbines?

Bernoulli's Principle (correct)

Pascal's Principle

Archimedes' Principle

Newton's Third Law

Which country had the highest installed wind power capacity in 2021?

India

Germany

China (correct)

USA

What is the maximum theoretical efficiency of a wind turbine according to the Betz Limit?

59.3% (correct)

70%

80%

50%

What is the horizontal angle of the rotor shaft with respect to the wind called?

Yaw Angle Signup and view all the answers

Which type of wind turbine has the generator/gear-box installed on ground level?

Vertical-Axis Wind Turbine (VAWT) Signup and view all the answers

What is the primary reason for wind turbines requiring reactive power?

AC power traveling more efficiently than DC power Signup and view all the answers

When does the maximum power generation begin in a wind turbine?

Nominal windspeed Signup and view all the answers

What is the role of the pitch angle in a wind turbine blade?

Controlling blade lift Signup and view all the answers

Which equation represents the Turbine Efficiency Equation for wind turbines?

$P_b = \frac{1}{2} \rho A v^2 Cp$ Signup and view all the answers

What aspect determines whether a wind turbine is classified as Horizontal-Axis or Vertical-Axis?

The axis of rotation Signup and view all the answers