Question

A car driver measures a tire gage pressure of 0 kPa. What is the absolute pressure on the tire

Answer 1

By the definition of the absolute pressure, we have:

$$P_{abs}=P_{gauge}+P_{atm},$$ $$P_{abs}=0+1.01\cdot 10^5\ Pa = 101\cdot 10^3\ Pa=101\ kPa.$$

Answer:

$P_{abs}=101\ kPa.$