Physics A-Level
Escape velocity formula
What Escape velocity formula means in Physics A-Level, as defined for OCR.
Definition of Escape velocity formula
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Reference: OCR
The expression v = √(2GM/R) obtained by equating total energy at the surface to zero at infinity.
Topics that use Escape velocity formula
- Gravitational potential and energy (OCR A-Level)
Related terms
- Energy condition for escape
- Escape velocity
- Gravitational potential
- Gravitational potential energy
- Inverse-distance dependence
- Negative potential near masses
- Negative sign
- Scalar nature of potential
Using Escape velocity formula in the exam
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