Question:
When a mass is rotating in a plane about a fixed point, its angular momentum is directed along
When a mass is rotating in a plane about a fixed point, its angular momentum is directed along
Updated On: May 26, 2022
- a line perpendicular to the plane of rotation
- the line making an angle of $45^{\circ}$ to the plane of rotation
- the radius
- the tangent to the orbit
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The Correct Option is A
Solution and Explanation
When a mass is rotating in a plane about a fixed point its angular momentum is directed along a line perpendicular to the plane of rotation. $\vec{ L }=\vec{ r } \times mv$
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