Question: Problem 1 . The four - bladed fan rotates about the fixed axis O B with a constant angular speed N = 1 2 0

Problem 1. The four-bladed fan rotates about the fixed axis OB with a constant angular speed N=1200 rpm . Write the vector expressions for the velocity vA and the acceleration aA of the tip A of the fan blade for the instant when its x-y-z coordinates are 0.260,0.240, and 0.473 m , respectively.
Problem 1 . The four - bladed fan rotates about

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