Let barA be a unit vector along the axis of rotation of a purely rotating body and B be a unit vector along the velocity of a particle P of the body away from the axis. The value of barA. barB is

Let barA be a unit vector along the axis of rotation of a purely rotat

1.	Let barA be a unit vector along the axis of rotation of a purely rotating body and B be a unit vector along the velocity of a particle P of the body away from the axis. The value of barA. barB is
Answer» 1 `-1` 0 none of these Answer :C