📅 NSB Round Robin 2018🎓 HS🔄 Round 7#️⃣ Question 20🌟 Bonus✍️ Short Answer
A 70-kilogram electrician places a ladder against a wall, such that it makes a 60-degree angle with the wall, and then climbs 2 meters up the ladder. What is the magnitude of the work, to the nearest joule, that gravity does on the electrician?
✔️Answer:686
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