Dima pulls directly backward with a force ?=105 NF=105 N on the end of a 2.00 m2.00 m-long oar. The oar pivots about its midpoint. At the instant shown, the oar is completely in the ??-yz-plane and makes a 41.0∘41.0∘ angle with respect to the water's surface.

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Variation of pressure

From the equation of pressure, pressure is directly proportional to the applied force.