An object is moving in a horizontal circle, in a clockwise direction (as viewed from above). In which direction does its angular momentum vector point?
A) To the viewer's left
B) Away from the viewer
C) Toward the viewer
D) From the ball toward the center of the circle

Question

Quizplus · Accepted Answer

The angular momentum vector points perpendicular to the plane of motion. Using the right-hand rule, if the object is moving clockwise, the thumb points away from the viewer.

An Object Is Moving in a Horizontal Circle, in a Clockwise