An object's two dimensional velocity is given by #v(t) = ( t^2 +2t , 2cospit - t )#. What is the object's rate and direction of acceleration at #t=5 #?
1 Answer
Nov 18, 2016
Explanation:
Evaluate both at t = 5:
The acceleration vector is:
The magnitude of the acceleration is:
The direction is:
Note: we add