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Standard XII

Physics

Magnetic Flux and Faraday's Law

A uniform sol...

Question

A uniform solid sphere of radius $R$ is projected on a horizontal surface with a velocity $v_{0}$ and simultaneously given a backward spin $ω_{0}$ . The possible location of the instantaneous center of zero velocity would be at

top most point

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bottom most point

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the rim at an angle of

60^{o}

to the vertical

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point of zero velocity on the sphere is not possible

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Solution

The correct option is A top most point
At the top
$V_{t o p} = V_{o} - ω_{o} R = 0$

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A uniform solid sphere of radius R is projected on a horizontal surface with a velocity v0 and simultaneously given a backward spin ω0. The possible location of the instantaneous center of zero velocity would be at

The correct option is A top most pointAt the topVtop=Vo−ωoR=0

A uniform solid sphere of radius $R$ is projected on a horizontal surface with a velocity $v_{0}$ and simultaneously given a backward spin $ω_{0}$ . The possible location of the instantaneous center of zero velocity would be at

The correct option is A top most point
At the top
$V_{t o p} = V_{o} - ω_{o} R = 0$