HAC vocabulary quiz 14

What is the definition of partial pressure?

• The pressure exerted by a single gas in a mixture

• The pressure exerted by a solid in a mixture

• The total pressure of a gas mixture

• The pressure exerted by a liquid in a container

What does the pitch of a pipe line refer to?

• The material of the pipe

• The diameter of the pipe

• The slope of the pipe for drainage improvement

• The length of the pipe

What is the function of a pitot tube?

• Measuring total pressure and static pressure in an air stream

• Measuring temperature and pressure in a gas mixture

• Measuring the flow rate of a liquid in a pipe

• Measuring the velocity of a gas in a container

What is pressure drop in a fluid or vapor passing through a tube or duct due to?

• Change in temperature

• Change in volume

• Friction

• Change in density

What is the pressure-temperature relationship used for?

• To measure the pressure of a gas at different temperatures

• To calculate the temperature change when pressure is altered

• To determine the pressure change when temperature is altered

• To measure the temperature of a gas at different pressures