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What is the kinetic energy of a 4 kg object moving at 3 m/s?

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Question: What is the kinetic energy of a 4 kg object moving at 3 m/s?

Options:

  1. 6 J
  2. 12 J
  3. 18 J
  4. 24 J

Correct Answer: 12 J

Solution:

Kinetic energy KE = 0.5 * m * v² = 0.5 * 4 kg * (3 m/s)² = 18 J.

What is the kinetic energy of a 4 kg object moving at 3 m/s?

Practice Questions

Q1
What is the kinetic energy of a 4 kg object moving at 3 m/s?
  1. 6 J
  2. 12 J
  3. 18 J
  4. 24 J

Questions & Step-by-Step Solutions

What is the kinetic energy of a 4 kg object moving at 3 m/s?
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