What is angle of attack? Options: A . &nbspAngle between downwind side and upwind side B . &nbspAngle between the blade and the rotor C . &nbspAngle between the direction of wind and pitch of the blade D . &nbspAngle between the blade and the wind tower

What is angle of attack?

Question

What is angle of attack?

Options:

A . Angle between downwind side and upwind side

B . Angle between the blade and the rotor

C . Angle between the direction of wind and pitch of the blade

D . Angle between the blade and the wind tower

Answer: Option C
Answer: (c).Angle between the direction of wind and pitch of the blade

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Question 1. When plotting lift vs angle of attack, which of following best describes the shape of the curve?....

Question 2. There is no ideal angle of attack for best rotation.....

Question 3. The speed at the tip of the blade is faster than its center.....

Question 4. What is the angle by which the rotor blades are twisted?....

Question 5. Which of the following blade designs further increases the efficiency of airfoil blades?....

Question 6. Why is a blade twisted along its length rather than its width?....

Question 7. Which of the following blade designs further increases the efficiency of airfoil blades?....

Question 8. Why does wind speed increase with height above ground?....

Question 9. Increased wind tower height and longer blades do not result in an increase in power.....

Question 10. Which of the following is best reason for not using longer blades even though they produce greater output power?....

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