Question

The position of an object moving along x axis is given by x=a+bt^2,where a=8.5m,b=2.5m/s^2 and t is measured in secondary.what is its velocity t=2sec.

Answer 1

Hey mate,

We know,

velocity = dx/dt

= 2bt

= 2×2.5×2

= 10 m/s

hope this helps you out!