📅 NSB 2012🎓 HS🔄 Round 11#️⃣ Q21❓ TOSS-UP✍️ Short Answer
A 2 kilogram box is pushed starting from rest along a horizontal surface with a force of 10 newtons. If the frictional force is 4 newtons, how long in seconds will it take the box to reach a speed of 15 meters per second?
✔️Answer:5
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