# What is acceleration of free fall ?

Apr 6, 2017

g

#### Explanation:

The acceleration of a freely falling body is equal to g

g =√(GM)/${R}^{2}$

G : Universal Gravitational Constant

M : Mass of the Planet

R : Radius of the planet

Apr 6, 2017

When the reaction force is zero

#### Explanation:

As in the previous answer (which applies to all situations).

E.g to the surface of the earth, the acceleration would be $9.8 m {s}^{- 2}$