FIND THE DEPTH
Geometry
Level
2
A straight rod AB 3.75 m long is immersed in water with end A 2.5 m and end B 0.75 m below the surface. The depth of point C on the rod where AC = 1 m will be :
2.033 m
4.05 m
3.025 m
1.28 m
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1 solution
see if u go from A (2.5) to B (0.75), total decrement is 1.75 on 3.75 long rod now 3.75 long rod has 1.75 dec then what wll be dec at 1 m distance ? = 0.46666666 so height is = 2.5-0.466666 =2.033333