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Which requires more work, carrying a 420 N knapsack up a 200 m hill or carrying a 210 knapsack up a 400 m hill? Why?
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Which requires more work, carrying a 420 N knapsack up a 200 m hill or carrying a 210 knapsack up a 400 m hill? Why?

User Tyra
by
3.7k points

2 Answers

4 votes

Answer: neither, the work is equal

Explanation:

work = F•d

420N • 200m = 84000 J

210N • 400m = 84000 J

therefore work is equal

User Dotwin
by
3.1k points
4 votes

Answer:

b

Step-by-step explanation:

because the weight/work increases bcz of the time period

User Zorox
by
3.2k points
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