Properties of Fluids HW

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  • At what fractions of a wavelength do the first and second resonances occur?

 

  • Using dimensional analysis, show that the quotient of speed and wavelength produces a unit similar to frequency.

 

  • If a block, regardless of the material, floats on water, what will be the net force acting on the block?

 

  • What is Archimedes principle?

 

  • If an aluminum cube of 90 grams is placed in a cup of mercury (a fluid with a density of 13.55 g/cm^3), and the aluminum cube displaces 45 cm^3 of mercury, what is the net force acting on the cube? Is the cube floating or sinking? 
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