Question Answers

Church released
Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A cube of side a and mass M is pivoted on a horizontal axis such that it can rotate about one of tis edges. Initially it is held in the highest position and then released. Find horizontal and vertical components of reaction of pivot on the cube at the moment when the reaction toward the centre of the cube becomes zero. Given that M.I of the cube about its edge is equal to (2)/(3)Ma^(2).

A cube of side a and mass M is pivoted on a horizontal axis such that it can rotate about one of tis edges. Initially it is held in the highest position and then released. Find horizontal and vertical components of reaction of pivot on the cube at the moment when the reaction toward the centre of the cube becomes zero. Given that M.I of the cube about its edge is equal to (2)/(3)Ma^(2).

A block B is at rest the rough horizontal surface as shown.Another block A collides with B. Then In the figure shown which of the following statement is correct?