A rectangular block of concrete 3 ft 3 ft 6 in. has its 6- in.

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A rectangular block of concrete 3 ft × 3 ft × 6 in. has its 6- in. side half buried at the bottom of a lake 23 ft deep. What force is required to lift the block free of the bottom? What force is required to maintain the block in this position? (Concrete weights 150 1b/ft3.)

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Fundamentals Of Momentum Heat And Mass Transfer

ISBN: 9781118947463

6th Edition

Authors: James Welty, Gregory L. Rorrer, David G. Foster

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