Question

38.
Find the torque about the origin when a force of
3 ^jN acts on a particle whose position vector is
2 ^k m
(1)6 ^j Nm
(2)- 6 ^i Nm
(3)6 ^k Nm
(4)6 ^i Nm
​

Answer 1

Answer:

this is the answer. it's about cross product. brush up that topic if you don't understand