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Q1: What is the tip-speed ratio (TSR) of a wind turbine?
Ratio of blade tip speed to wind speed
Ratio of rotor diameter to blade length
Ratio of generator speed to turbine speed
Ratio of electrical output to mechanical torque
Q2: Which material is most commonly used for modern turbine blades?
Aluminium
Fiberglass-reinforced plastic
Solid steel
Pure carbon fiber
Q3: What is the primary function of the yaw system on a wind turbine?
Adjust blade pitch
Align the rotor to the wind direction
Convert mechanical to electrical energy
Brake the rotor
Q4: The cut-out speed of a wind turbine is the wind speed at which it:
Operates at maximum capacity
Ceases operation to prevent damage
Enters maintenance mode
Connects to the grid
Q5: Which tool is commonly used in wind resource assessment?
Ice core sampling
Satellite imagery of cloud cover
High-altitude weather balloons
LIDAR wind profiling
Q6: What site characteristic most infuences wind shear?
Vegetation and terrain roughness
Turbine hub height only
Blade material
Generator capacity
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