__________ are used to measure very low pressures and sometimes vacuums on air conditioning, heating and refrigeration systems.

Question

Quizplus · Accepted Answer

Manometers are the instruments used to measure very low pressures and sometimes vacuums on air conditioning, heating and refrigeration systems. Anometers measure air velocity, thermometers measure temperature, and volt-ohm milliammeters measure electrical parameters.

__________ Are Used to Measure Very Low Pressures and Sometimes