📅 NSB Round Robin 2020🎓 HS🔄 Round 9#️⃣ Question 20❓ TOSS-UP✍️ Short Answer
John places a block on a plank of wood, and slowly tilts the plank. When the plank reaches a 60-degree incline, the block begins to slide. To the nearest tenth, what is the coefficient of static friction between the block and the wood?
✔️Answer:1.7
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