Physics · May / June 2022 · Paper 12 · Question 8

The centre of mass of a solid rectangular block is at its centre. A small heavy weight is available. [diagram: rectangular block with face X labelled on the right face and face Y labelled on the front face] In which arrangement is the centre of mass the lowest?

1. Awith face X on a table
2. Bwith face Y on a table
3. Cwith face X on a table and the heavy weight attached centrally on top of the block
4. Dwith face Y on a table and the heavy weight attached centrally on top of the block

As printed in the paper