An oak barrel with a lid of area 020 m2 is filled withwater, Ask an Expert

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An oak barrel with a lid of area 0.20 m2 is filled withwater. A long, thin tube of cross-sectional area 5.0 X10-5 m2 is inserted into a hole at the centerof the lid, and water is poured into the tube. When the waterreaches 12 m high, the barrel bursts.

a. What was the weightof the water in the tube?
b. What was thepressure of the water on the lid of the barrel?
c. What wasthe net force on the lid due to the water pressure?

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