When a mass is rotating in a plane about a fixed point, its angular momentum is directed along: (1) the tangent to the orbit (2) a line perpendicular to the plane of rotation (3) the line making an angle of 45° to the plane of rotation (4) the radius

When a mass is rotating in a plane about a fixed point, its angular momentum is directed along:
(1) the tangent to the orbit
(2) a line perpendicular to the plane of rotation
(3) the line making an angle of 45° to the plane of rotation
(4) the radius
by

1 Answer

Answer :

(2) a line perpendicular to the plane of rotation
by

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