chalte chalte question

JEE Main 2015 Coaching › Mechanics questions › chalte chalte question

a block of mass m moving on a circular path of radius R with constant tangettial acceleration a_t,the surface is rough(coefficient of friction is Î¼).
Find the speed of the block at which it will leave the circular path

a)âˆšÎ¼gr
b)[(Î¼²g²+a_t²)R²,friction towards the center

c)[(Î¼²g²+a_t²)R²,friction not towards the center

D)b0[(Î¼²g²-a_t²)R²,friction not towards the center

#Physics #Mechanics

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deepanshu001 agarwal ·2009-03-26 07:46:16

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Grandmaster ·2009-03-26 08:00:15

Kya yaar explanation do

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