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aih enu Contents Grades Course Contents » » Homework set #3 (due Tues 9/25 at O Timer ] Notes ฮ่ Evaluate @Feedback-Prin r Ablock is at rest on a plank whose angle can be varied. The angle is gradually increased from O deg. At 32.o, the block starts to slide down the incline, traveling 3,20 m down the incline in 2.40 s. Calculate the static friction between the block and the plänk. If static friction acts on the block, does it move? What is its acceleration in this case? Submit Anawer Incorrect. Tries 6/20 Previous Tries Calculate the kinetic coefficent of friction between the block and the plank. Use Newtans second law. You will need oncepts from motion in one dimension to caleulate the acceleration. Submit Answer Incorrect. Tries 1/20 Previous Tries Post Discussion Send Feedback
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