EASY
JEE Main/Advance
IMPORTANT
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A solid sphere rolls without slipping on a rough horizontal surface under the action of a constant force applied as shown. The nature and direction of friction are
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Important Questions on System of Particles and Rotational Motion
EASY
JEE Main/Advance
IMPORTANT
The rigid body is a thin circular wheel and the force is applied at the centre as shown in figure. The force of friction acting on the wheel is
EASY
JEE Main/Advance
IMPORTANT
A constant force has been applied upon the plank of mass . Upon plank, a thin circular wheel of mass and radius has been placed. There is no slipping between plank and wheel. The friction force upon wheel, will be
MEDIUM
JEE Main/Advance
IMPORTANT
When a uniform solid sphere mass rolls from rest down an inclined plane such that its centre of mass descends through a heigh , its translational kinetic energy will be
EASY
JEE Main/Advance
IMPORTANT
A solid spherical ball rolls down without slipping on incline. What fraction of total energy is associated with rotation?
EASY
JEE Main/Advance
IMPORTANT
On reaching by pure rolling at the bottom of incline the fraction of in rotational motion is . Then the objects is perhaps
EASY
JEE Main/Advance
IMPORTANT
A particle performs uniform circular motion with an angular momentum . If the frequency of particle motion is doubled and its kinetic energy is halved, the angular momentum becomes,
EASY
JEE Main/Advance
IMPORTANT
A particle moves upon straight line with constant velocity along the straight line . The angular momentum of particle about origin, in will be
EASY
JEE Main/Advance
IMPORTANT
A disk is undergoing pure rolling motion with speed . The radius of the disk being and mass being . Then the angular momentum of the disk about the bottom most point will be having magnitude equal to
