JEE Mains Model Paper 14

Question : 11 of 90

Marks: +1, -0

A small ball starts rolling on a inclined track which becomes loop if radius R in vertical plane .

speed of the ball at the highest point is zero but highest point is 2R above the ground
speed of the ball at the highest point is non zero but highest point is 2R above the ground
speed of the ball is along horizontal at the highest point and highest point is less than 2R above the ground
speed of the ball is along horizontal at the highest point and highest point above the ground cannot be calculated

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