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A 4.71 kg mass moving in space according to v= (6.00t2 - t)i + (15.0t2)j +(t3...

A 4.71 kg mass moving in space according to v= (6.00t2 - t)i + (15.0t2)j +(t3 + 3.14t)k (relative to the origin), with v in meter/second and t in seconds. At t= 1.57s (a) what are the magnitude and direction of the force acting on the mass (b) what is the angle between the acceleration and velocity vector (c) what is the average velocity? (d) What is the mass angular momentum relative to the origin? (e) What is the torque acting on the mass relative to the origin? (f) What is the work done by this force from t=0 s to t=1.57 s? (g) What is the instantaneous power at t= 1.57 s?

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