Physics

Problem

A laboratory vacuum chamber is operating at an absolute pressure of

12\,\text{kPa}

. What gauge pressure would a pressure sensor that references atmospheric pressure (assume

101\,\text{kPa}

) display? a)

+89\,\text{kPa}

-89\,\text{kPa}

+113\,\text{kPa}

-101\,\text{kPa}