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A 3 kg object is dropped from a height of 15 m. What is its potential energy at the top? (g = 9.8 m/s²)

Practice Questions

1 question
Q1
A 3 kg object is dropped from a height of 15 m. What is its potential energy at the top? (g = 9.8 m/s²)
  1. 441 J
  2. 294 J
  3. 147 J
  4. 0 J

Questions & Step-by-step Solutions

1 item
Q
Q: A 3 kg object is dropped from a height of 15 m. What is its potential energy at the top? (g = 9.8 m/s²)
Solution: Potential Energy (PE) = m * g * h = 3 kg * 9.8 m/s² * 15 m = 441 J
Steps: 0

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