A partical is moving in a straight line such that ita velocity is given by `v=t^(4)+3t^(2)+8 m//s`. Find acceleration at time `t=1 s`.

Explanation

`v=t^(4)+3t^(2)+8`
`a=(dv)/(dt)=4t^(3)+6t`
At `t=1 s`
`a=4(1)^(3)+6(1)`
`=10 m//s`