Learning Goal: To use normal and tangential coordinates to determine the magnitude of the acceleration of a block moving in circular motion. The block shown in (Figure 1) rests on the disk at a distance r = 31 cm from the center. Initially, the block and disk are at rest. If the disk begins to rotate with an angular acceleration of a = 2.9 rad/s², at what time does the block begin to slip? The coefficient of static friction is μ = 0.32 and the mass of the block is m = 0.8 kg gure <1 of 1 Review The block will begin to slip when the force required to keep it in position becomes larger than the force of friction can provide. What is the maximum allowable magnitude for the acceleration of the block? Express your answer to three significant figures with appropriate units. ▸ View Available Hint(s) RAINAX H Submit Part B at = Submit Part C μà Value What is the magnitude of the tangential acceleration? Express your answer to three significant figures with appropriate units. ▸ View Available Hint(s) Value μA 3 3 CE ? Units C 20 ? Units What is the maximum magnitude for the normal acceleration? Express your answer to three significant figures with appropriate units.
Learning Goal: To use normal and tangential coordinates to determine the magnitude of the acceleration of a block moving in circular motion. The block shown in (Figure 1) rests on the disk at a distance r = 31 cm from the center. Initially, the block and disk are at rest. If the disk begins to rotate with an angular acceleration of a = 2.9 rad/s², at what time does the block begin to slip? The coefficient of static friction is μ = 0.32 and the mass of the block is m = 0.8 kg gure <1 of 1 Review The block will begin to slip when the force required to keep it in position becomes larger than the force of friction can provide. What is the maximum allowable magnitude for the acceleration of the block? Express your answer to three significant figures with appropriate units. ▸ View Available Hint(s) RAINAX H Submit Part B at = Submit Part C μà Value What is the magnitude of the tangential acceleration? Express your answer to three significant figures with appropriate units. ▸ View Available Hint(s) Value μA 3 3 CE ? Units C 20 ? Units What is the maximum magnitude for the normal acceleration? Express your answer to three significant figures with appropriate units.
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