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A gauge pressure of 30 psig is equivalent to an absolute pressure of?
44.7 psi
Zero gauge pressure equals what pressure on the absolute pressure scale?
Zero (0) gauge pressure equals 14.696 PSI on the absolute scale. A lot of people will round up to 14.7 PSI for simplicity. 14.696 PSI is the pressure that is developed at sea level due to the weight of our atmosphere. The absolute pressure scale is based on zero being a perfect vacuum. Gauge pressure takes into account the atmospheric pressure at sea level (14.696 PSI). A simple conversion formula is PSIG+14.696=PSIA.
Definition of a compound gauge?
A compound gauge is a pressure gauge that displays both negative and positive gauge pressure measurements. Gauge pressure is a measurement of pressure relative to ambient pressure. For example, if ambient pressure was 14.7 PSI and you were to measure absolute vaccum using a compound gauge, the gauge would indicate -14.7 PSI.
Gauge pressure and absolute pressure?
Gauge pressure is what you get when you take the reading from your tire pressure gauge. Absolute pressure is the pressure inside your tires plus the atmospheric pressure, which is roughly; 14.7 psi, 101.3 kPa (kilo-Pascals), or one atmosphere. Absolute pressure measures all of the pressure on your tires, inside and out, whereas gauge simply measures the pressure inside the tire.
A pressure gauge reads57 psi The equivalent pressure in inches of mercury absolute is?
To convert psi to inches of mercury absolute, divide the psi value by 2.036. In this case, 57 psi divided by 2.036 is approximately 27.97 inches of mercury absolute.
What is the approximate absolute pressure if a gas has a gauge pressure of 206 kpa?
If a gas has a gage pressure of 156 kPa its absolute pressure is approximately?
How do you find gage pressure?
Gage pressure is the difference between atmospheric pressure and absolute pressure. If you fill your tire to 35 psi as read on a tire gage, this is the gage pressure. The absolute pressure inside the tire is the pressure of the atmosphere (14.7 psi normally at sea level) plus the gage pressure.
How do you convert a differential pressure of 43 psi to absolute units?
To convert the differential pressure of 43 psi to absolute pressure, you would add the atmospheric pressure to the differential pressure. On average, atmospheric pressure at sea level is about 14.7 psi. So, adding 43 psi to 14.7 psi gives an absolute pressure of approximately 57.7 psi.
What does pounds square inch absolute mean?
Pounds per square in is a unit for measuring pressure (force per unit area). Absolute pressure is the pressure (eg in a gas) compared to a vacuum, where the pressure is zero. Often we measure the pressure relative to the atmosphere, which has a pressure of about 14.7 pounds per square inch (psi). This relative pressure is called the gauge pressure. So a (gauge) pressure of 30 psi in a car tyre is really an absolute pressure of 14.7 + 30 = 41.7 psi. See http://en.wikipedia.org/wiki/Pressure http://wiki.answers.com/Q/What_is_absolute_pressure
Is gauge pressure larger, smaller, or the same as absolute pressure?
Gauge pressure is smaller than absolute pressure.
What is the absolute pressure at 20 inches of mercury?
The absolute pressure at 20 inches of mercury is approximately 10.3 psi (pounds per square inch). This is calculated by adding the atmospheric pressure (14.7 psi) to the gauge pressure or vacuum pressure (negative in this case) represented by the 20 inches of mercury column.
What means psig?
In standard English: "What does psig mean?" The abbreviation stands for pounds per square inch gauge. PSI is a standard unit of pressure, which may be converted to/from Pascals. "Gauge" here means relative to surrounding atmospheric pressure. So a reading of 100 psig means a pressure of 100 psi *above* the atmospheric pressure, which is around around 14.7 psi at sea level, making 114.7 psi absolute pressure.
