A particle is moving along x-y plane. Its x and y co-ordinates vary with time as `x=2t^2 and y=t^3` respectively. Here, x and y are in metre and t is in seconds. Find average acceleration between the time interval from `t=0` to `t=2 s.`

Options

A. `=(6 hati+6 hatj) m//s^2`
B. `=(4 hati+8 hatj) m//s^2`
C. `=(4 hati+6 hatj) m//s^2`
D. `=(1 hati+6 hatj) m//s^2`

Answer

C