Fluids and Newton's Laws (Buoyancy)

AP Physics 1· difficulty 2/5

depth h P (gauge)

For a column of incompressible liquid, gauge pressure plotted against depth gives a straight line. Its slope is

  • A

    ρ/g\rho/g

  • B

    gg

  • C

    ρg\rho g

    check_circle
  • D

    ρ\rho

Explanation

P=ρghP = \rho g h, so the slope of PP-vs-hh equals ρg\rho g.

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