Free Falling

 
2.3

 Free Falling

 
  Free Fall  
  Motion of an object is affected by gravitational force (no other forces - air resistance, friction)  
     
 
  • Gravitational acceleration, \(\text{g}=9.81\text{ ms}^{-2}\)
    • In calculation, when object falls down, value of g is positive (+), when obejct is thrown up, the value of g is negative (-).
 
In air In vacuum Stroboscope