A circular piston with a diameter of must sustain a uniform pressure of

PHYSICS · Single correct · AP · Physics 1: Algebra-based · Fluids · Fluids

Problem

A circular piston with a diameter of

10\,\text{cm}

must sustain a uniform pressure of

2.5\,\text{kPa}

. What magnitude of force is required on the piston’s face? (a)

79\text{ N}

(b)

6.3\text{ N}

(c)

19.6\text{ N}

(d)

196\text{ N}