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A 2 kg object is lifted to a height of 3 m. What is the work done against gravity? (2020)

Practice Questions

1 question
Q1
A 2 kg object is lifted to a height of 3 m. What is the work done against gravity? (2020)
  1. 60 J
  2. 30 J
  3. 20 J
  4. 10 J

Questions & Step-by-step Solutions

1 item
Q
Q: A 2 kg object is lifted to a height of 3 m. What is the work done against gravity? (2020)
Solution: Work Done (W) = m * g * h = 2 kg * 9.8 m/s^2 * 3 m = 58.8 J (approx. 60 J)
Steps: 0

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