An old story tells of a Dutch boy who used his fist to plug a 2.0-cm -diameter h

Question

An old story tells of a Dutch boy who used his fist to plug a 2.0-cm -diameter hole in a dike that was 3.0 m below sea level, thus preventing the flooding of part of Holland. The atmospheric pressure is 1.0×105 N/m2.

What physical quantities can you determine from this information? (check all that apply)

What physical quantities can you determine from this information? (check all that apply)

a.) pressure in the water at the location of the hole b.) force exerted on the boy's fist by the water c.) mass of the boy d.) force of friction between the boy's fist and dike

Explanation / Answer

a) pressure in the water at the location of the hole b.) force exerted on the boy's fist by the water

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