Physics, 10.09.2019 03:20 lolo8787

Amodel of a helicopter rotor has four blades, each of length 3.80 m from the central shaft to the blade tip. the model is rotated in a wind tunnel at a rotational speed of 450 rev/min. a. what is the linear speed of the blade tip? b. what is the radial acceleration of the blade tip expressed as a multiple of the acceleration of gravity?

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