Question

What is the gauge pressure if the absolute pressure is 47 psi and the ambient pressure is 13 psi?A) 47 psi B) 60 psiC) 34 psiD) none of the above

Answer 1

We will have that the gauge pressure will be:

$P_G=47psi-13psi\Rightarrow P_G=34psi$

So, the gauge pressure is 34 psi.