Escape Velocity from Earth surface

📊 intermediate

$$v_e = \sqrt{2gR}$$

Minimum velocity required to escape Earth's gravity.

Variables & Units

$R$

Radius of Earth

Unit: $6.4 \times 10^6 m$

Key Information

📐 Derived From

Energy conservation.

💡 Example

Rocket launches.

🔧 Applications

Space missions.

⚠️ Constraints

Ignoring air friction.

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