Submarine in ocean

  • Thread starter p.mcnamara
  • Start date
  • #1

Homework Statement


A submarine that weighs 10,000kg in air and has a volume of 12m3 floats in a harbor. How much of its volume do we need to flood in order to just begin sinking it in salt water with a density 1.02 g/cm3?

Homework Equations





The Attempt at a Solution


Fgravity = mass of object * g = volume of object * density of object * g
 

Answers and Replies

  • #2
tms
644
17
The first step is to determine what forces are acting on the boat: one is gravity, the other is the buoyant force.
 

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