Question

Calculate the mass (in metric tons) of a blade made of aluminum, setting the stress limit equal to the fatigue limit of the material (150 MPa). Where, Length of blade=86m, Wind speed=11m/s, density of air=1.225kg/m3, gravity=10m/s2, blade height at root section=2m & blade width at root section=4m

Answer 1

Answer:

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