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A 5.053 kg, 1.63 x 0.62 m rectangular piece of plywood is horizontally mounted in such a way that it can be spun about its center. There is a 0.6198 N-m torque while it is rotating due to friction in the bearings. If it is set spinning at a rate of 55 rpm how long will it take to stop rotating?

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A 9.417 kg, 1.29 x 1.46 m rectangular piece of plywood is horizontally mounted in such a way that it can be spun about its center. There is a 0.4095 N-m torque while it is rotating due to friction in the bearings. If it is set spinning at a rate of 23.5 rpm how long will it take to stop rotating?

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A 12.28 kg, 1.78 x 1.38 m rectangular piece of plywood is horizontally mounted in such a way that it can be spun about its center. There is a 1.558 N-m torque while it is rotating due to friction in the bearings. If it is set spinning at a rate of 59.9 rpm how long will it take to stop rotating?

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A 5.254 kg, 1.13 x 0.93 m rectangular piece of plywood is horizontally mounted in such a way that it can be spun about its center. There is a 0.3067 N-m torque while it is rotating due to friction in the bearings. If it is set spinning at a rate of 80.6 rpm how long will it take to stop rotating?

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A 9.875 kg, 1.58 x 1.25 m rectangular piece of plywood is horizontally mounted in such a way that it can be spun about its center. There is a 0.3042 N-m torque while it is rotating due to friction in the bearings. If it is set spinning at a rate of 46.1 rpm how long will it take to stop rotating?

s


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A 10.08 kg, 1.54 x 1.31 m rectangular piece of plywood is horizontally mounted in such a way that it can be spun about its center. There is a 0.6489 N-m torque while it is rotating due to friction in the bearings. If it is set spinning at a rate of 38.8 rpm how long will it take to stop rotating?

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