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When a mass is rotating in a plane about...

When a mass is rotating in a plane about a fixed point, its angular momentum is directed along.

A

a line perpendicular to the plane of rotation

B

the line making an angle of `45^(@)` to the plane of rotation

C

the radius

D

the tangent to the orbit

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a
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NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-ROTATIONAL MOTION-Exercise
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  6. A particle moves in a circle of radius 5 cm with constant speed and ti...

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  7. The instantaneous angular position of a point on a rotating wheel is g...

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  8. The moment of inertia of a thin uniform rod of mass M and length L abo...

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  9. A circular disc of moment of inertia I(t) is rotating in a horizontal...

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  10. Two particle which are initially at rest move towards each other under...

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  11. A gramphone record is revolving with an angular velocity omega. A coin...

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  12. Four identical thin rods each of mass M and length l, from a square fr...

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  13. Two bodies of mass 1 kg and 3 kg have position vectors hat i+ 2 hat j ...

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  14. A thin circular ring of mass M and radius R is rotating in a horizonta...

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  15. If vec F is the force acting in a particle having position vector vec ...

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  16. A thin rod of length L and mass M is bent at its midpoint into two hal...

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  17. The ratio of the radii of gyration of a circular disc to that of a cir...

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  18. A particle of mass m moves in the XY plane with a velocity v along the...

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  19. A wheel has angular acceleration of 3.0 rad//s^2 and an initial angula...

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  20. A uniform rod of length l and mass m is free to rotate in a vertical p...

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