The ratio of the accelerations for a solid sphere (mass ‘m’ and radius 'R') rolling down an incline plane of angle 'θ' without slipping and slipping down the incline without rolling is :
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a
5:7
b
2:3
c
2:5
d
7:5
answer is A.
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Detailed Solution
For rolling motion without slipping on inclined planea1=gsinθ1+K2R2and for slipping motion on inclined plane a2=gsinθRequired ratio = a1a2=11+K2R2=11+25=57