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A spherical tank with radius 4 m is half full of a liquid that has a density of 900 kg/m3. The tank has a 1 m spout at the top. Find the work W required to pump the liquid out of the spout. (Use 9.8 m/s2 for g.)

User Geomorillo
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The answer & explanation for this question is given in the attachment below.

A spherical tank with radius 4 m is half full of a liquid that has a density of 900 kg-example-1
A spherical tank with radius 4 m is half full of a liquid that has a density of 900 kg-example-2
User JenkaBY
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