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A person lifts a 10 kg box to a height of 2 m. What is the work done against gravity? (g = 9.8 m/s²)

Practice Questions

1 question
Q1
A person lifts a 10 kg box to a height of 2 m. What is the work done against gravity? (g = 9.8 m/s²)
  1. 196 J
  2. 98 J
  3. 20 J
  4. 10 J

Questions & Step-by-step Solutions

1 item
Q
Q: A person lifts a 10 kg box to a height of 2 m. What is the work done against gravity? (g = 9.8 m/s²)
Solution: Work = mgh = 10 kg * 9.8 m/s² * 2 m = 196 J.
Steps: 0

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