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Solved: Lifting a weight to a height of 20 m takes 20 s
Chapter 2, Problem 226C(choose chapter or problem)
QUESTION:
Lifting a weight to a height of 20 m takes 20 s for one crane and 10 s for another. Is there any difference in the amount of work done on the weight by each crane?
Questions & Answers
QUESTION:
Lifting a weight to a height of 20 m takes 20 s for one crane and 10 s for another. Is there any difference in the amount of work done on the weight by each crane?
ANSWER:Step 1 of 2
The work done is the same.
Here ,, is the same for both the crane.So work done is the same.