A particle of mass 2kg is moving such that at time t, its position, in meter, is given by barr(t)=5hati-2t^(2)hatj The angular momentum of the particle at t=2s about the origin in kg m is

A particle of mass 2kg is moving such that at time t, its position, in

1.	A particle of mass 2kg is moving such that at time t, its position, in meter, is given by barr(t)=5hati-2t^(2)hatj The angular momentum of the particle at t=2s about the origin in kg m is
Answer» `-80 HATK` `(10hati-16hatj)` `-40hatk` `40hatk` ANSWER :A