Exapascal Converter
Convert Exapascal to Pascal and more • 57 conversions
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Unit Explanations
ExapascalEPa
Source UnitThe exapascal (EPa) is a derived unit of pressure in the International System of Units (SI), representing one quintillion pascals (10^18 Pa). It is employed to express extremely high pressures, often found in theoretical physics and advanced engineering scenarios. The pascal itself is defined as one newton per square meter, making the exapascal a significant scale for measuring pressure in environments such as planetary atmospheres or during high-energy physics experiments.
Current Use
Currently, the exapascal is primarily used in scientific research and theoretical studies where exceptionally high pressures are encountered. This includes fields such as astrophysics, where pressures within stars or black holes exceed traditional measurements. Additionally, certain engineering applications, including materials testing under extreme conditions, may utilize the exapascal to describe stress on materials.
Fun Fact
The exapascal is not commonly used in everyday applications, making it a unit primarily of theoretical interest.
PascalPa
Target UnitThe pascal (Pa) is the SI derived unit of pressure used to quantify internal pressure, stress, Young's modulus, and ultimate tensile strength. It is defined as one newton per square meter. In other words, it is the pressure exerted by a force of one newton acting uniformly over an area of one square meter. The pascal is a crucial unit in engineering, physics, and meteorology, providing a standard measure for atmospheric pressure, material strength, and force distribution. It allows for consistent and comparable measurements across various scientific and industrial fields.
Current Use
The pascal is widely used in various fields to measure pressure and stress. In meteorology, it is used to express atmospheric pressure, often in the form of hectopascals (hPa). In engineering, it helps evaluate the strength of materials and structures. The unit is also crucial in fluid mechanics, where it is used to determine fluid pressure in pipes and vessels. The pascal's versatility makes it a fundamental unit in both scientific research and practical applications, especially where precise pressure measurements are critical.
Fun Fact
The pascal is named after Blaise Pascal, who made significant contributions to the understanding of fluid pressure.
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= × 1.00000How to Convert
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Exapascal
pressure • Non-SI
Definition
The exapascal (EPa) is a derived unit of pressure in the International System of Units (SI), representing one quintillion pascals (10^18 Pa). It is employed to express extremely high pressures, often found in theoretical physics and advanced engineering scenarios. The pascal itself is defined as one newton per square meter, making the exapascal a significant scale for measuring pressure in environments such as planetary atmospheres or during high-energy physics experiments.
History & Origin
The exapascal was introduced as part of the SI units to facilitate the expression of extremely large pressure values. It emerged from the need to quantify pressures encountered in specialized fields like astrophysics and materials science. The pascal, the base unit of pressure, was named after Blaise Pascal, a French mathematician, physicist, and inventor, who made significant contributions to fluid mechanics and hydrostatics.
Etymology: The term 'exa' is derived from the Greek word 'hex' meaning six, and denotes the factor of 10^18 in the metric system.
Current Use
Currently, the exapascal is primarily used in scientific research and theoretical studies where exceptionally high pressures are encountered. This includes fields such as astrophysics, where pressures within stars or black holes exceed traditional measurements. Additionally, certain engineering applications, including materials testing under extreme conditions, may utilize the exapascal to describe stress on materials.
💡 Fun Facts
- •The exapascal is not commonly used in everyday applications, making it a unit primarily of theoretical interest.
- •An exapascal is equivalent to the pressure exerted by a mass of about 100 million tons on a surface area of one square meter.
- •The prefix 'exa' is rarely used in practical scenarios, highlighting the extreme conditions under which the exapascal is applicable.
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Pascal
pressure • SI Unit
Definition
The pascal (Pa) is the SI derived unit of pressure used to quantify internal pressure, stress, Young's modulus, and ultimate tensile strength. It is defined as one newton per square meter. In other words, it is the pressure exerted by a force of one newton acting uniformly over an area of one square meter. The pascal is a crucial unit in engineering, physics, and meteorology, providing a standard measure for atmospheric pressure, material strength, and force distribution. It allows for consistent and comparable measurements across various scientific and industrial fields.
History & Origin
The pascal was named in honor of Blaise Pascal, a French mathematician, physicist, and inventor known for his contributions to fluid mechanics and the study of pressure. The unit was officially adopted as the SI unit for pressure in 1971, although the concept of pressure itself dates back to early scientific studies of fluids and gases. The pascal provided a standardized way to measure pressure, replacing a variety of non-standard units previously in use across different regions and industries.
Etymology: The term 'pascal' is derived from the name of Blaise Pascal.
Current Use
The pascal is widely used in various fields to measure pressure and stress. In meteorology, it is used to express atmospheric pressure, often in the form of hectopascals (hPa). In engineering, it helps evaluate the strength of materials and structures. The unit is also crucial in fluid mechanics, where it is used to determine fluid pressure in pipes and vessels. The pascal's versatility makes it a fundamental unit in both scientific research and practical applications, especially where precise pressure measurements are critical.
💡 Fun Facts
- •The pascal is named after Blaise Pascal, who made significant contributions to the understanding of fluid pressure.
- •One pascal is a very small pressure; it is equivalent to the pressure of a dollar bill lying flat on a table.
- •The human eardrum can detect pressure changes as small as 20 micropascals.
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