Difficult Problem

  • Thread starter jrzygrl
  • Start date
  • #1
jrzygrl
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Homework Statement



A solid student in the shape of a rectangular parallelopiped of dimensions 28.0 cm x 19.1 cm x 2.000 m floats horizontally in a calm hot tub filled with warm water; 3.17 cm of the parallelopiped (along the 19.1 cm side) is above the water surface. Find the average density of the student.

Homework Equations



maybe density, volume of parallelopiped

The Attempt at a Solution



I have no idea how to solve this problem. I tried using geometry to find certain things but it did not help. Any help is appreciated! o:)
 

Answers and Replies

  • #2
BishopUser
163
0
i have a feeling it has something to do with the buoyancy force. you know anything about that?
 
  • #3
tiny-tim
Science Advisor
Homework Helper
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… eureka … !

I tried using geometry to find certain things but it did not help.

Hi jrzygrl! :smile:

A rectangular parallelepiped (no "o") (also called a cuboid) is just an ordinary rectangular box!

Hint: have you tried thinking about this in the bath, like Archimedes, and then running down the street completely naked, shouting "Eureka!" ? :biggrin:
 

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