# dynamics

posted by
**Bwelvin**
.

The acceleration of a particle is defined by the relation a = -60x^-1.5, where a is expressed in m/s^2 and x in meters. Knowing that the particle starts with no initial velocity at x = 4 m, determine the velocity of the particle when x = 2 m, x = 1 m, x = 100 mm.