Question
A particle of mass a moves along a space curve defined by
r(t) =(4t^2 - t^3)i + 5tj - (t^4 - 2)k
Find the torque about the origin.
How do we find this, using F*r or I*alpha?
To find I we need r^2 , but r changes with time right?
r(t) =(4t^2 - t^3)i + 5tj - (t^4 - 2)k
Find the torque about the origin.
How do we find this, using F*r or I*alpha?
To find I we need r^2 , but r changes with time right?