gc textbook chapter 8 Rotational Motion (id: 756127cf2)

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本题目来源于试卷: gc textbook chapter 8 Rotational Motion，类别为 unclassified

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The blades in a blende6k06r(im gttej8y ) bir rotatiwph9yq:rhw.4q 5j4 t5nlj(9oh f-r y e at a rate of 6500 rpm. When the motor is turned off duri9 9o:ph(y.jh5 y tw qr4-hqi 5jlr4nwfng operation, the blades slow to rest in 3.0 s. What is the angular acceleration as the blades slow down?    $rad/s^2$

参考答案: -227±2%


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