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What is the escape velocity from the surface of the Earth? (R = 6.4 × 10^6 m, g = 9.8 m/s²)

Practice Questions

1 question
Q1
What is the escape velocity from the surface of the Earth? (R = 6.4 × 10^6 m, g = 9.8 m/s²)
  1. 11.2 km/s
  2. 9.8 km/s
  3. 7.9 km/s
  4. 12.0 km/s

Questions & Step-by-step Solutions

1 item
Q
Q: What is the escape velocity from the surface of the Earth? (R = 6.4 × 10^6 m, g = 9.8 m/s²)
Solution: Escape velocity v = √(2gR) = √(2 * 9.8 * 6.4 × 10^6) ≈ 11.2 km/s.
Steps: 0

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