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Pressure Conversion: Inches/Millimeters/Torr/MB/hPa/kPa/PSI, Exams of Physics

Sandersville Technical CollegePhysics

Formulas for converting atmospheric pressure units, including inches of mercury, millimeters of mercury, torr, millibars, hectopascals, kilopascals, and pounds per square inch. Use these conversions for various scientific and engineering applications.

Typology: Exams

2021/2022

Uploaded on 09/12/2022

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Pressure Conversion
From the user, a value for atmospheric pressure is given to be converted to different
๐‘ƒ( )
pressure units.
To convert between inches of mercury and millimeters of mercury or torr,๐‘–๐‘›๐ป๐‘”( ) ๐‘š๐‘š๐ป๐‘”( )
use the formulas below:
๐‘ƒ๐‘š๐‘š๐ป๐‘” = 25. 4 ร— ๐‘ƒ๐‘–๐‘›๐ป๐‘”
๐‘ƒ๐‘–๐‘›๐ป๐‘” = 0. 03937008 ร— ๐‘ƒ๐‘š๐‘š๐ป๐‘”
To convert between inches of mercury and millibars or hectopascals ,
๐‘–๐‘›๐ป๐‘”( ) ๐‘š๐‘( ) โ„Ž๐‘ƒ๐‘Ž( )
use the formulas below:
๐‘ƒ๐‘š๐‘ = 33. 8639 ร— ๐‘ƒ๐‘–๐‘›๐ป๐‘”
๐‘ƒ๐‘–๐‘›๐ป๐‘” = 0. 0295300 ร— ๐‘ƒ๐‘š๐‘
To convert between inches of mercury and kilopascals , use the formulas
๐‘–๐‘›๐ป๐‘”( ) ๐‘˜๐‘ƒ๐‘Ž( )
below:
๐‘ƒ๐‘˜๐‘ƒ๐‘Ž = 33. 8639 ร— ๐‘ƒ๐‘–๐‘›๐ป๐‘”
10
( )
๐‘ƒ๐‘–๐‘›๐ป๐‘” = 0. 295300 ร— ๐‘ƒ๐‘˜๐‘ƒ๐‘Ž
To convert between inches of mercury and pounds per square inch , use the
๐‘–๐‘›๐ป๐‘”( ) ๐‘๐‘ ๐‘–( )
formulas below:
๐‘ƒ๐‘๐‘ ๐‘– = 0. 491130 ร— ๐‘ƒ๐‘–๐‘›๐ป๐‘”
๐‘ƒ๐‘–๐‘›๐ป๐‘” = 2. 03602 ร— ๐‘ƒ๐‘๐‘ ๐‘–
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Pressure Conversion

From the user, a value for atmospheric pressure (๐‘ƒ )is given to be converted to different pressure units. To convert between inches of mercury (๐‘–๐‘›๐ป๐‘” )and millimeters of mercury (๐‘š๐‘š๐ป๐‘” )or torr, use the formulas below:

๐‘š๐‘š๐ป๐‘”

= 25. 4 ร— ๐‘ƒ

๐‘–๐‘›๐ป๐‘”

๐‘–๐‘›๐ป๐‘”

= 0. 03937008 ร— ๐‘ƒ

๐‘š๐‘š๐ป๐‘” To convert between inches of mercury (๐‘–๐‘›๐ป๐‘” )and millibars (๐‘š๐‘ ) or hectopascals (โ„Ž๐‘ƒ๐‘Ž ), use the formulas below:

๐‘š๐‘

= 33. 8639 ร— ๐‘ƒ

๐‘–๐‘›๐ป๐‘”

๐‘–๐‘›๐ป๐‘”

= 0. 0295300 ร— ๐‘ƒ

๐‘š๐‘ To convert between inches of mercury (๐‘–๐‘›๐ป๐‘” )and kilopascals (๐‘˜๐‘ƒ๐‘Ž ), use the formulas below:

๐‘˜๐‘ƒ๐‘Ž

= 33. 8639 ร—

๐‘ƒ๐‘–๐‘›๐ป๐‘”

๐‘–๐‘›๐ป๐‘”

= 0. 295300 ร— ๐‘ƒ

๐‘˜๐‘ƒ๐‘Ž To convert between inches of mercury (๐‘–๐‘›๐ป๐‘” )and pounds per square inch (๐‘๐‘ ๐‘– ), use the formulas below:

๐‘๐‘ ๐‘–

= 0. 491130 ร— ๐‘ƒ

๐‘–๐‘›๐ป๐‘”

๐‘–๐‘›๐ป๐‘”

= 2. 03602 ร— ๐‘ƒ

๐‘๐‘ ๐‘–

To convert between torr or millimeters of mercury (๐‘š๐‘š๐ป๐‘” )and millibars (๐‘š๐‘ )or hectopascals (โ„Ž๐‘ƒ๐‘Ž ), use the formulas below:

๐‘š๐‘

= 1. 333224 ร— ๐‘ƒ

๐‘š๐‘š๐ป๐‘”

๐‘š๐‘š๐ป๐‘”

= 0. 750062 ร— ๐‘ƒ

๐‘š๐‘ To convert between torr or millimeters of mercury (๐‘š๐‘š๐ป๐‘” )and kilopascals (๐‘˜๐‘ƒ๐‘Ž ), use the formulas below:

๐‘˜๐‘ƒ๐‘Ž

= 0. 1333224 ร— ๐‘ƒ

๐‘š๐‘š๐ป๐‘”

๐‘š๐‘š๐ป๐‘”

= 7. 50062 ร— ๐‘ƒ

๐‘˜๐‘ƒ๐‘Ž To convert between torr or millimeters of mercury (๐‘š๐‘š๐ป๐‘” )and pounds per square inch (๐‘๐‘ ๐‘– ) , use the formulas below:

๐‘๐‘ ๐‘–

= 0. 0193368 ร— ๐‘ƒ

๐‘š๐‘š๐ป๐‘”

๐‘š๐‘š๐ป๐‘”

= 51. 7149 ร— ๐‘ƒ

๐‘๐‘ ๐‘– To convert between millibars (๐‘š๐‘ ) or hectopascals (โ„Ž๐‘ƒ๐‘Ž )and kilopascals (๐‘˜๐‘ƒ๐‘Ž ), use the formulas below:

๐‘˜๐‘ƒ๐‘Ž

๐‘ƒ๐‘š๐‘

๐‘š๐‘

= 10 ร— ๐‘ƒ

๐‘˜๐‘ƒ๐‘Ž

the formulas below:

๐‘Ž๐‘ก๐‘š

= 0. 0680457 ร— ๐‘ƒ

๐‘๐‘ ๐‘–

๐‘๐‘ ๐‘–

= 14. 6960 ร— ๐‘ƒ

๐‘Ž๐‘ก๐‘š To convert between standard atmosphere (๐‘Ž๐‘ก๐‘š )and millibars (๐‘š๐‘ )or hectopascals (โ„Ž๐‘ƒ๐‘Ž ) , use the formulas below:

๐‘Ž๐‘ก๐‘š

= 0. 0009869233 ร— ๐‘ƒ

๐‘š๐‘

๐‘š๐‘

= 1013. 250 ร— ๐‘ƒ

๐‘Ž๐‘ก๐‘š To convert between standard atmosphere (๐‘Ž๐‘ก๐‘š )and kilopascals (๐‘˜๐‘ƒ๐‘Ž ), use the formulas below:

๐‘Ž๐‘ก๐‘š

= 0. 009869233 ร— ๐‘ƒ

๐‘˜๐‘ƒ๐‘Ž

๐‘˜๐‘ƒ๐‘Ž

= 101. 3250 ร— ๐‘ƒ

๐‘Ž๐‘ก๐‘š