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Accelerate JEE 2020: Centre of Mass and Rigid Body Dynamics Class 11 (25.09.2019)
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Question 1
A block of base a2 m2 and height 2h is moving on a horizontal surface in a direction perpendicular to one of the edges. The coefficient of friction is. What is the toppling condition?
Question 2
A solid sphere is released on an inclined path of inclination and coefficient of friction . Which of the following is true if it takes time T to reach the bottom?
Question 3
Some boys play with a spherical ball of mass 1 Kg. If the ball rolls without slipping, then what will be the ratio of its kinetic energy and translation to its total energy? Assume the ball move with velocity 5 m/s.
Question 4
A point mass P is revolving in a circle which lies in the plane of paper. The direction of angular acceleration is
Question 5
A solid cylinder of mass 5 kg and radius 3 m starts rolling down an inclined plane of inclination. Friction is enough to prevent slipping. Find the speed of its centre of mass when its centre of mass has fallen through a height of 6m. Assume
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Sep 25JEE & BITSAT