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AP1/U8/Pressure/ap1-flu-025

Pressure

AP Physics 1· difficulty 2/5

Water flowing in a pipe doubles in speed at a constriction. The constricted area is what fraction of the original?

  • A

    1/41/41/4

  • B

    1/21/21/2

    check_circle
  • C

    444

  • D

    222

Explanation

A1v1=A2v2A_1 v_1 = A_2 v_2A1​v1​=A2​v2​. vvv doubles → AAA halves.

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