Rotationalinertia of rotor assembly about axis of rotation

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Lets say you have a helicopter with 3 blades and eachblade is 5.20 m long and has a mass of 220 kg.The rotor is rotating at 325 rpm. What is the rotationalinertia of the rotor assembly about the axis of rotation? And whatis the kinetic energy of rotation. I've already solved thefirst part and got 5.95 *10^3 kg m^2.

Reference no: EM13651121

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Rotationalinertia of rotor assembly about axis of rotation : Lets say you have a helicopter with 3 blades and eachblade is 5.20 m long and has a mass of 220 kg.The rotor is rotating at 325 rpm. What is the rotationalinertia of the rotor assembly about the axis of rotation?
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