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Momentum of the bullet is 7.2 kg m/s

Explanation:

  • Momentum is given by the formula, p = mass ×  velocity

Here, velocity = 400 m/s and mass = 18g = 18/1000 = 0.018kg

⇒ Momentum, p = 0.018 × 400 = 7.2 kg m/s

Answer:7.2kgm/s

Explanation:

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