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An object is moving with a speed of 15 m/s and has a mass of 3 kg. What is its kinetic energy?

Practice Questions

1 question
Q1
An object is moving with a speed of 15 m/s and has a mass of 3 kg. What is its kinetic energy?
  1. 67.5 J
  2. 45 J
  3. 90 J
  4. 135 J

Questions & Step-by-step Solutions

1 item
Q
Q: An object is moving with a speed of 15 m/s and has a mass of 3 kg. What is its kinetic energy?
Solution: Kinetic Energy (KE) = 0.5 × m × v² = 0.5 × 3 kg × (15 m/s)² = 0.5 × 3 × 225 = 337.5 J.
Steps: 0

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