Convert kilonewton/square meter to attopascal
Please provide values below to convert kilonewton/square meter [kN/m^2] to attopascal [aPa], or Convert attopascal to kilonewton/square meter.
How to Convert Kilonewton/square Meter to Attopascal
1 kN/m^2 = 1e+21 aPa
Example: convert 15 kN/m^2 to aPa:
15 kN/m^2 = 15 × 1e+21 aPa = 1.5e+22 aPa
Kilonewton/square Meter to Attopascal Conversion Table
| kilonewton/square meter | attopascal |
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Kilonewton/square Meter
A kilonewton per square meter (kN/m^2) is a unit of pressure equivalent to one kilonewton of force applied over an area of one square meter.
History/Origin
The kilonewton per square meter is derived from the SI units of force (newton) and area (square meter). It has been used in engineering and scientific contexts to measure pressure, especially in fields like civil and mechanical engineering, since the adoption of the SI system.
Current Use
Today, kN/m^2 is commonly used in engineering to specify stress, pressure, and load measurements, often interchangeably with the Pascal (Pa), where 1 kN/m^2 equals 1,000 Pa.
Attopascal
The attopascal (aPa) is a unit of pressure equal to 10^-18 pascals, representing an extremely small pressure measurement.
History/Origin
The attopascal was introduced as part of the SI prefixes to denote very small quantities of pressure, but it is rarely used in practical applications due to its minuscule magnitude.
Current Use
The attopascal is primarily used in scientific research and theoretical contexts where extremely small pressure differences are relevant, although it remains largely a conceptual unit.