Two ends of a plank are placed on two wedges. The plank gets depressed by 1mm when a load of 2 kgis hung from its mid-point. What will be the depression of the plank if a load of 5 kg is hung from its mid-point.

Two ends of a plank are placed on two wedges. The plank gets depressed

1.	Two ends of a plank are placed on two wedges. The plank gets depressed by 1mm when a load of 2 kgis hung from its mid-point. What will be the depression of the plank if a load of 5 kg is hung from its mid-point.
Answer» SOLUTION :If depression is `DELTA` for a LOAD W, then `delta PROP W`