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A block of pine wood (p=.43 g/cm3) is floating on a pond. The block is 10...

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Physics

A block of pine wood (p=.43 g/cm3) is floating on apond. The block is 10 cm x 40 cm x 5 cm thick.

a) How much of the block protrudes above the water?

b) If the block is made to carry a load by placing additionalmass on top of it, how much mass must be added to just submerge theblock?

Please show all work. Thank you for the help!!!

Answer & Explanation Solved by verified expert
3.8 Ratings (691 Votes)
The relevant physics is as follows When a solid floats or is immersed in a fluid it experiences two principal forces i its weight which is the product of its mass and the acceleration due to gravity g and ii a buoyancy force which is equal to the weight of the fluid that is displaced by the solids presence Say the solid has a mass m and a total volume vtot The weight of the object will    See Answer
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