Two rod a and b of the same weight and equal length have different thickness. A boy while playing with them on a beach, held them vertically on the surface of sand as shown in the figure. Which one of them will sink less? Explain.
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Answer:
the rod with more thickness
Explanation:
pressure on sand depends on surface area. if the surface area is more then the pressure is less .so, the rod with more thickness will sink less.
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